77889375

素因数分解:

$3^2\times 5^4\times {\mathrm{61}}^1\times {\mathrm{227}}^1$

素因数の和:314

約数の個数: 60

約数和(自身を含む): 143522808

約数和(自身を除く): 65633433

約数列:

[1, 3, 5, 9, 15, 25, 45, 61, 75, 125, 183, 225, 227, 305, 375, 549, 625, 681, 915, 1125, 1135, 1525, 1875, 2043, 2745, 3405, 4575, 5625, 5675, 7625, 10215, 13725, 13847, 17025, 22875, 28375, 38125, 41541, 51075, 68625, 69235, 85125, 114375, 124623, 141875, 207705, 255375, 343125, 346175, 425625, 623115, 1038525, 1276875, 1730875, 3115575, 5192625, 8654375, 15577875, 25963125, 77889375]

約数ペア:

[(1, 77889375), (3, 25963125), (5, 15577875), (9, 8654375), (15, 5192625), (25, 3115575), (45, 1730875), (61, 1276875), (75, 1038525), (125, 623115), (183, 425625), (225, 346175), (227, 343125), (305, 255375), (375, 207705), (549, 141875), (625, 124623), (681, 114375), (915, 85125), (1125, 69235), (1135, 68625), (1525, 51075), (1875, 41541), (2043, 38125), (2745, 28375), (3405, 22875), (4575, 17025), (5625, 13847), (5675, 13725), (7625, 10215)]