156968666725

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{161911}}^1$

素因数の和:162110

約数の個数: 48

約数和(自身を含む): 222052593280

約数和(自身を除く): 65083926555

約数列:

[1, 5, 13, 19, 25, 65, 95, 157, 247, 325, 475, 785, 1235, 2041, 2983, 3925, 6175, 10205, 14915, 38779, 51025, 74575, 161911, 193895, 809555, 969475, 2104843, 3076309, 4047775, 10524215, 15381545, 25420027, 39992017, 52621075, 76907725, 127100135, 199960085, 330460351, 482980513, 635500675, 999800425, 1652301755, 2414902565, 6278746669, 8261508775, 12074512825, 31393733345, 156968666725]

約数ペア:

[(1, 156968666725), (5, 31393733345), (13, 12074512825), (19, 8261508775), (25, 6278746669), (65, 2414902565), (95, 1652301755), (157, 999800425), (247, 635500675), (325, 482980513), (475, 330460351), (785, 199960085), (1235, 127100135), (2041, 76907725), (2983, 52621075), (3925, 39992017), (6175, 25420027), (10205, 15381545), (14915, 10524215), (38779, 4047775), (51025, 3076309), (74575, 2104843), (161911, 969475), (193895, 809555)]