1668173650

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{131}}^1\times {\mathrm{137}}^1$

素因数の和:317

約数の個数: 144

約数和(自身を含む): 3720217248

約数和(自身を除く): 2052043598

約数列:

[1, 2, 5, 10, 11, 13, 22, 25, 26, 50, 55, 65, 110, 130, 131, 137, 143, 169, 262, 274, 275, 286, 325, 338, 550, 650, 655, 685, 715, 845, 1310, 1370, 1430, 1441, 1507, 1690, 1703, 1781, 1859, 2882, 3014, 3275, 3406, 3425, 3562, 3575, 3718, 4225, 6550, 6850, 7150, 7205, 7535, 8450, 8515, 8905, 9295, 14410, 15070, 17030, 17810, 17947, 18590, 18733, 19591, 22139, 23153, 35894, 36025, 37466, 37675, 39182, 42575, 44278, 44525, 46306, 46475, 72050, 75350, 85150, 89050, 89735, 92950, 93665, 97955, 110695, 115765, 179470, 187330, 195910, 197417, 221390, 231530, 233311, 243529, 254683, 394834, 448675, 466622, 468325, 487058, 489775, 509366, 553475, 578825, 897350, 936650, 979550, 987085, 1106950, 1157650, 1166555, 1217645, 1273415, 1974170, 2333110, 2435290, 2546830, 2566421, 3033043, 4935425, 5132842, 5832775, 6066086, 6088225, 6367075, 9870850, 11665550, 12176450, 12734150, 12832105, 15165215, 25664210, 30330430, 33363473, 64160525, 66726946, 75826075, 128321050, 151652150, 166817365, 333634730, 834086825, 1668173650]

約数ペア:

[(1, 1668173650), (2, 834086825), (5, 333634730), (10, 166817365), (11, 151652150), (13, 128321050), (22, 75826075), (25, 66726946), (26, 64160525), (50, 33363473), (55, 30330430), (65, 25664210), (110, 15165215), (130, 12832105), (131, 12734150), (137, 12176450), (143, 11665550), (169, 9870850), (262, 6367075), (274, 6088225), (275, 6066086), (286, 5832775), (325, 5132842), (338, 4935425), (550, 3033043), (650, 2566421), (655, 2546830), (685, 2435290), (715, 2333110), (845, 1974170), (1310, 1273415), (1370, 1217645), (1430, 1166555), (1441, 1157650), (1507, 1106950), (1690, 987085), (1703, 979550), (1781, 936650), (1859, 897350), (2882, 578825), (3014, 553475), (3275, 509366), (3406, 489775), (3425, 487058), (3562, 468325), (3575, 466622), (3718, 448675), (4225, 394834), (6550, 254683), (6850, 243529), (7150, 233311), (7205, 231530), (7535, 221390), (8450, 197417), (8515, 195910), (8905, 187330), (9295, 179470), (14410, 115765), (15070, 110695), (17030, 97955), (17810, 93665), (17947, 92950), (18590, 89735), (18733, 89050), (19591, 85150), (22139, 75350), (23153, 72050), (35894, 46475), (36025, 46306), (37466, 44525), (37675, 44278), (39182, 42575)]