66890684

素因数分解:

$2^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{109}}^1$

素因数の和:259

約数の個数: 72

約数和(自身を含む): 143256960

約数和(自身を除く): 76366276

約数列:

[1, 2, 4, 7, 14, 28, 31, 49, 62, 98, 101, 109, 124, 196, 202, 217, 218, 404, 434, 436, 707, 763, 868, 1414, 1519, 1526, 2828, 3038, 3052, 3131, 3379, 4949, 5341, 6076, 6262, 6758, 9898, 10682, 11009, 12524, 13516, 19796, 21364, 21917, 22018, 23653, 43834, 44036, 47306, 77063, 87668, 94612, 153419, 154126, 165571, 306838, 308252, 331142, 341279, 539441, 613676, 662284, 682558, 1078882, 1365116, 2157764, 2388953, 4777906, 9555812, 16722671, 33445342, 66890684]

約数ペア:

[(1, 66890684), (2, 33445342), (4, 16722671), (7, 9555812), (14, 4777906), (28, 2388953), (31, 2157764), (49, 1365116), (62, 1078882), (98, 682558), (101, 662284), (109, 613676), (124, 539441), (196, 341279), (202, 331142), (217, 308252), (218, 306838), (404, 165571), (434, 154126), (436, 153419), (707, 94612), (763, 87668), (868, 77063), (1414, 47306), (1519, 44036), (1526, 43834), (2828, 23653), (3038, 22018), (3052, 21917), (3131, 21364), (3379, 19796), (4949, 13516), (5341, 12524), (6076, 11009), (6262, 10682), (6758, 9898)]