25276171960

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2558317}}^1$

素因数の和:2558360

約数の個数: 64

約数和(自身を含む): 64469613600

約数和(自身を除く): 39193441640

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 52, 65, 76, 95, 104, 130, 152, 190, 247, 260, 380, 494, 520, 760, 988, 1235, 1976, 2470, 4940, 9880, 2558317, 5116634, 10233268, 12791585, 20466536, 25583170, 33258121, 48608023, 51166340, 66516242, 97216046, 102332680, 133032484, 166290605, 194432092, 243040115, 266064968, 332581210, 388864184, 486080230, 631904299, 665162420, 972160460, 1263808598, 1330324840, 1944320920, 2527617196, 3159521495, 5055234392, 6319042990, 12638085980, 25276171960]

約数ペア:

[(1, 25276171960), (2, 12638085980), (4, 6319042990), (5, 5055234392), (8, 3159521495), (10, 2527617196), (13, 1944320920), (19, 1330324840), (20, 1263808598), (26, 972160460), (38, 665162420), (40, 631904299), (52, 486080230), (65, 388864184), (76, 332581210), (95, 266064968), (104, 243040115), (130, 194432092), (152, 166290605), (190, 133032484), (247, 102332680), (260, 97216046), (380, 66516242), (494, 51166340), (520, 48608023), (760, 33258121), (988, 25583170), (1235, 20466536), (1976, 12791585), (2470, 10233268), (4940, 5116634), (9880, 2558317)]