74913475

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{149}}^1$

素因数の和:209

約数の個数: 72

約数和(自身を含む): 122536800

約数和(自身を除く): 47623325

約数列:

[1, 5, 7, 13, 17, 25, 35, 65, 85, 91, 119, 149, 169, 175, 221, 325, 425, 455, 595, 745, 845, 1043, 1105, 1183, 1547, 1937, 2275, 2533, 2873, 2975, 3725, 4225, 5215, 5525, 5915, 7735, 9685, 12665, 13559, 14365, 17731, 20111, 25181, 26075, 29575, 32929, 38675, 48425, 63325, 67795, 71825, 88655, 100555, 125905, 164645, 176267, 230503, 338975, 428077, 443275, 502775, 629525, 823225, 881335, 1152515, 2140385, 2996539, 4406675, 5762575, 10701925, 14982695, 74913475]

約数ペア:

[(1, 74913475), (5, 14982695), (7, 10701925), (13, 5762575), (17, 4406675), (25, 2996539), (35, 2140385), (65, 1152515), (85, 881335), (91, 823225), (119, 629525), (149, 502775), (169, 443275), (175, 428077), (221, 338975), (325, 230503), (425, 176267), (455, 164645), (595, 125905), (745, 100555), (845, 88655), (1043, 71825), (1105, 67795), (1183, 63325), (1547, 48425), (1937, 38675), (2275, 32929), (2533, 29575), (2873, 26075), (2975, 25181), (3725, 20111), (4225, 17731), (5215, 14365), (5525, 13559), (5915, 12665), (7735, 9685)]