42387075

素因数分解:

$3^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{103}}^1$

素因数の和:209

約数の個数: 72

約数和(自身を含む): 80471040

約数和(自身を除く): 38083965

約数列:

[1, 3, 5, 9, 15, 25, 31, 45, 59, 75, 93, 103, 155, 177, 225, 279, 295, 309, 465, 515, 531, 775, 885, 927, 1395, 1475, 1545, 1829, 2325, 2575, 2655, 3193, 4425, 4635, 5487, 6077, 6975, 7725, 9145, 9579, 13275, 15965, 16461, 18231, 23175, 27435, 28737, 30385, 45725, 47895, 54693, 79825, 82305, 91155, 137175, 143685, 151925, 188387, 239475, 273465, 411525, 455775, 565161, 718425, 941935, 1367325, 1695483, 2825805, 4709675, 8477415, 14129025, 42387075]

約数ペア:

[(1, 42387075), (3, 14129025), (5, 8477415), (9, 4709675), (15, 2825805), (25, 1695483), (31, 1367325), (45, 941935), (59, 718425), (75, 565161), (93, 455775), (103, 411525), (155, 273465), (177, 239475), (225, 188387), (279, 151925), (295, 143685), (309, 137175), (465, 91155), (515, 82305), (531, 79825), (775, 54693), (885, 47895), (927, 45725), (1395, 30385), (1475, 28737), (1545, 27435), (1829, 23175), (2325, 18231), (2575, 16461), (2655, 15965), (3193, 13275), (4425, 9579), (4635, 9145), (5487, 7725), (6077, 6975)]