40425450

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{20731}}^1$

素因数の和:20759

約数の個数: 48

約数和(自身を含む): 107972256

約数和(自身を除く): 67546806

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 130, 150, 195, 325, 390, 650, 975, 1950, 20731, 41462, 62193, 103655, 124386, 207310, 269503, 310965, 518275, 539006, 621930, 808509, 1036550, 1347515, 1554825, 1617018, 2695030, 3109650, 4042545, 6737575, 8085090, 13475150, 20212725, 40425450]

約数ペア:

[(1, 40425450), (2, 20212725), (3, 13475150), (5, 8085090), (6, 6737575), (10, 4042545), (13, 3109650), (15, 2695030), (25, 1617018), (26, 1554825), (30, 1347515), (39, 1036550), (50, 808509), (65, 621930), (75, 539006), (78, 518275), (130, 310965), (150, 269503), (195, 207310), (325, 124386), (390, 103655), (650, 62193), (975, 41462), (1950, 20731)]