1285193540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{1103}}^1$

素因数の和:1301

約数の個数: 96

約数和(自身を含む): 3004646400

約数和(自身を除く): 1719452860

約数列:

[1, 2, 4, 5, 10, 17, 20, 23, 34, 46, 68, 85, 92, 115, 149, 170, 230, 298, 340, 391, 460, 596, 745, 782, 1103, 1490, 1564, 1955, 2206, 2533, 2980, 3427, 3910, 4412, 5066, 5515, 6854, 7820, 10132, 11030, 12665, 13708, 17135, 18751, 22060, 25330, 25369, 34270, 37502, 50660, 50738, 58259, 68540, 75004, 93755, 101476, 116518, 126845, 164347, 187510, 233036, 253690, 291295, 328694, 375020, 431273, 507380, 582590, 657388, 821735, 862546, 1165180, 1643470, 1725092, 2156365, 2793899, 3286940, 3779981, 4312730, 5587798, 7559962, 8625460, 11175596, 13969495, 15119924, 18899905, 27938990, 37799810, 55877980, 64259677, 75599620, 128519354, 257038708, 321298385, 642596770, 1285193540]

約数ペア:

[(1, 1285193540), (2, 642596770), (4, 321298385), (5, 257038708), (10, 128519354), (17, 75599620), (20, 64259677), (23, 55877980), (34, 37799810), (46, 27938990), (68, 18899905), (85, 15119924), (92, 13969495), (115, 11175596), (149, 8625460), (170, 7559962), (230, 5587798), (298, 4312730), (340, 3779981), (391, 3286940), (460, 2793899), (596, 2156365), (745, 1725092), (782, 1643470), (1103, 1165180), (1490, 862546), (1564, 821735), (1955, 657388), (2206, 582590), (2533, 507380), (2980, 431273), (3427, 375020), (3910, 328694), (4412, 291295), (5066, 253690), (5515, 233036), (6854, 187510), (7820, 164347), (10132, 126845), (11030, 116518), (12665, 101476), (13708, 93755), (17135, 75004), (18751, 68540), (22060, 58259), (25330, 50738), (25369, 50660), (34270, 37502)]