67990500

素因数分解:

$2^2\times 3^2\times 5^3\times {\mathrm{29}}^1\times {\mathrm{521}}^1$

素因数の和:575

約数の個数: 144

約数和(自身を含む): 222309360

約数和(自身を除く): 154318860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 29, 30, 36, 45, 50, 58, 60, 75, 87, 90, 100, 116, 125, 145, 150, 174, 180, 225, 250, 261, 290, 300, 348, 375, 435, 450, 500, 521, 522, 580, 725, 750, 870, 900, 1042, 1044, 1125, 1305, 1450, 1500, 1563, 1740, 2084, 2175, 2250, 2605, 2610, 2900, 3126, 3625, 4350, 4500, 4689, 5210, 5220, 6252, 6525, 7250, 7815, 8700, 9378, 10420, 10875, 13025, 13050, 14500, 15109, 15630, 18756, 21750, 23445, 26050, 26100, 30218, 31260, 32625, 39075, 43500, 45327, 46890, 52100, 60436, 65125, 65250, 75545, 78150, 90654, 93780, 117225, 130250, 130500, 135981, 151090, 156300, 181308, 195375, 226635, 234450, 260500, 271962, 302180, 377725, 390750, 453270, 468900, 543924, 586125, 679905, 755450, 781500, 906540, 1133175, 1172250, 1359810, 1510900, 1888625, 2266350, 2344500, 2719620, 3399525, 3777250, 4532700, 5665875, 6799050, 7554500, 11331750, 13598100, 16997625, 22663500, 33995250, 67990500]

約数ペア:

[(1, 67990500), (2, 33995250), (3, 22663500), (4, 16997625), (5, 13598100), (6, 11331750), (9, 7554500), (10, 6799050), (12, 5665875), (15, 4532700), (18, 3777250), (20, 3399525), (25, 2719620), (29, 2344500), (30, 2266350), (36, 1888625), (45, 1510900), (50, 1359810), (58, 1172250), (60, 1133175), (75, 906540), (87, 781500), (90, 755450), (100, 679905), (116, 586125), (125, 543924), (145, 468900), (150, 453270), (174, 390750), (180, 377725), (225, 302180), (250, 271962), (261, 260500), (290, 234450), (300, 226635), (348, 195375), (375, 181308), (435, 156300), (450, 151090), (500, 135981), (521, 130500), (522, 130250), (580, 117225), (725, 93780), (750, 90654), (870, 78150), (900, 75545), (1042, 65250), (1044, 65125), (1125, 60436), (1305, 52100), (1450, 46890), (1500, 45327), (1563, 43500), (1740, 39075), (2084, 32625), (2175, 31260), (2250, 30218), (2605, 26100), (2610, 26050), (2900, 23445), (3126, 21750), (3625, 18756), (4350, 15630), (4500, 15109), (4689, 14500), (5210, 13050), (5220, 13025), (6252, 10875), (6525, 10420), (7250, 9378), (7815, 8700)]