166997156975

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^2\times {\mathrm{97}}^1\times {\mathrm{269}}^1$

素因数の和:478

約数の個数: 144

約数和(自身を含む): 249286857120

約数和(自身を除く): 82289700145

約数列:

[1, 5, 11, 17, 25, 37, 55, 85, 97, 185, 187, 269, 275, 407, 425, 485, 629, 925, 935, 1067, 1345, 1369, 1649, 2035, 2425, 2959, 3145, 3589, 4573, 4675, 5335, 6725, 6845, 6919, 8245, 9953, 10175, 14795, 15059, 15725, 17945, 18139, 22865, 23273, 26093, 26675, 34225, 34595, 39479, 41225, 49765, 50303, 61013, 73975, 75295, 89725, 90695, 109483, 114325, 116365, 130465, 132793, 169201, 172975, 197395, 248825, 251515, 256003, 287023, 305065, 368261, 376475, 443581, 453475, 547415, 581825, 652325, 663965, 671143, 846005, 965441, 986975, 1257575, 1280015, 1435115, 1460723, 1525325, 1841305, 1861211, 2217905, 2257481, 2737075, 3319825, 3355715, 4050871, 4230025, 4827205, 4879391, 6260437, 6400075, 7175575, 7303615, 9206525, 9306055, 10619851, 11089525, 11287405, 16412497, 16778575, 20254355, 24136025, 24396955, 24832291, 31302185, 35721317, 36518075, 46530275, 53099255, 56437025, 68864807, 82062485, 101271775, 121984775, 124161455, 156510925, 178606585, 180537467, 265496275, 344324035, 392934487, 410312425, 607262389, 620807275, 893032925, 902687335, 1721620175, 1964672435, 3036311945, 4513436675, 6679886279, 9823362175, 15181559725, 33399431395, 166997156975]

約数ペア:

[(1, 166997156975), (5, 33399431395), (11, 15181559725), (17, 9823362175), (25, 6679886279), (37, 4513436675), (55, 3036311945), (85, 1964672435), (97, 1721620175), (185, 902687335), (187, 893032925), (269, 620807275), (275, 607262389), (407, 410312425), (425, 392934487), (485, 344324035), (629, 265496275), (925, 180537467), (935, 178606585), (1067, 156510925), (1345, 124161455), (1369, 121984775), (1649, 101271775), (2035, 82062485), (2425, 68864807), (2959, 56437025), (3145, 53099255), (3589, 46530275), (4573, 36518075), (4675, 35721317), (5335, 31302185), (6725, 24832291), (6845, 24396955), (6919, 24136025), (8245, 20254355), (9953, 16778575), (10175, 16412497), (14795, 11287405), (15059, 11089525), (15725, 10619851), (17945, 9306055), (18139, 9206525), (22865, 7303615), (23273, 7175575), (26093, 6400075), (26675, 6260437), (34225, 4879391), (34595, 4827205), (39479, 4230025), (41225, 4050871), (49765, 3355715), (50303, 3319825), (61013, 2737075), (73975, 2257481), (75295, 2217905), (89725, 1861211), (90695, 1841305), (109483, 1525325), (114325, 1460723), (116365, 1435115), (130465, 1280015), (132793, 1257575), (169201, 986975), (172975, 965441), (197395, 846005), (248825, 671143), (251515, 663965), (256003, 652325), (287023, 581825), (305065, 547415), (368261, 453475), (376475, 443581)]