83430825

素因数分解:

$3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{431}}^1$

素因数の和:562

約数の個数: 48

約数和(自身を含む): 144633600

約数和(自身を除く): 61202775

約数列:

[1, 3, 5, 15, 25, 29, 75, 87, 89, 145, 267, 431, 435, 445, 725, 1293, 1335, 2155, 2175, 2225, 2581, 6465, 6675, 7743, 10775, 12499, 12905, 32325, 37497, 38359, 38715, 62495, 64525, 115077, 187485, 191795, 193575, 312475, 575385, 937425, 958975, 1112411, 2876925, 3337233, 5562055, 16686165, 27810275, 83430825]

約数ペア:

[(1, 83430825), (3, 27810275), (5, 16686165), (15, 5562055), (25, 3337233), (29, 2876925), (75, 1112411), (87, 958975), (89, 937425), (145, 575385), (267, 312475), (431, 193575), (435, 191795), (445, 187485), (725, 115077), (1293, 64525), (1335, 62495), (2155, 38715), (2175, 38359), (2225, 37497), (2581, 32325), (6465, 12905), (6675, 12499), (7743, 10775)]