40900725

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^3\times {\mathrm{37}}^1$

素因数の和:104

約数の個数: 72

約数和(自身を含む): 79939080

約数和(自身を除く): 39038355

約数列:

[1, 3, 5, 9, 15, 17, 25, 37, 45, 51, 75, 85, 111, 153, 185, 225, 255, 289, 333, 425, 555, 629, 765, 867, 925, 1275, 1445, 1665, 1887, 2601, 2775, 3145, 3825, 4335, 4913, 5661, 7225, 8325, 9435, 10693, 13005, 14739, 15725, 21675, 24565, 28305, 32079, 44217, 47175, 53465, 65025, 73695, 96237, 122825, 141525, 160395, 181781, 221085, 267325, 368475, 481185, 545343, 801975, 908905, 1105425, 1636029, 2405925, 2726715, 4544525, 8180145, 13633575, 40900725]

約数ペア:

[(1, 40900725), (3, 13633575), (5, 8180145), (9, 4544525), (15, 2726715), (17, 2405925), (25, 1636029), (37, 1105425), (45, 908905), (51, 801975), (75, 545343), (85, 481185), (111, 368475), (153, 267325), (185, 221085), (225, 181781), (255, 160395), (289, 141525), (333, 122825), (425, 96237), (555, 73695), (629, 65025), (765, 53465), (867, 47175), (925, 44217), (1275, 32079), (1445, 28305), (1665, 24565), (1887, 21675), (2601, 15725), (2775, 14739), (3145, 13005), (3825, 10693), (4335, 9435), (4913, 8325), (5661, 7225)]