203875425

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1483}}^1$

素因数の和:1559

約数の個数: 72

約数和(自身を含む): 401890944

約数和(自身を除く): 198015519

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 45, 47, 65, 75, 117, 141, 195, 225, 235, 325, 423, 585, 611, 705, 975, 1175, 1483, 1833, 2115, 2925, 3055, 3525, 4449, 5499, 7415, 9165, 10575, 13347, 15275, 19279, 22245, 27495, 37075, 45825, 57837, 66735, 69701, 96395, 111225, 137475, 173511, 209103, 289185, 333675, 348505, 481975, 627309, 867555, 906113, 1045515, 1445925, 1742525, 2718339, 3136545, 4337775, 4530565, 5227575, 8155017, 13591695, 15682725, 22652825, 40775085, 67958475, 203875425]

約数ペア:

[(1, 203875425), (3, 67958475), (5, 40775085), (9, 22652825), (13, 15682725), (15, 13591695), (25, 8155017), (39, 5227575), (45, 4530565), (47, 4337775), (65, 3136545), (75, 2718339), (117, 1742525), (141, 1445925), (195, 1045515), (225, 906113), (235, 867555), (325, 627309), (423, 481975), (585, 348505), (611, 333675), (705, 289185), (975, 209103), (1175, 173511), (1483, 137475), (1833, 111225), (2115, 96395), (2925, 69701), (3055, 66735), (3525, 57837), (4449, 45825), (5499, 37075), (7415, 27495), (9165, 22245), (10575, 19279), (13347, 15275)]