811651360

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{6397}}^1$

素因数の和:6486

約数の個数: 96

約数和(自身を含む): 2099209392

約数和(自身を除く): 1287558032

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 61, 65, 80, 104, 122, 130, 160, 208, 244, 260, 305, 416, 488, 520, 610, 793, 976, 1040, 1220, 1586, 1952, 2080, 2440, 3172, 3965, 4880, 6344, 6397, 7930, 9760, 12688, 12794, 15860, 25376, 25588, 31720, 31985, 51176, 63440, 63970, 83161, 102352, 126880, 127940, 166322, 204704, 255880, 332644, 390217, 415805, 511760, 665288, 780434, 831610, 1023520, 1330576, 1560868, 1663220, 1951085, 2661152, 3121736, 3326440, 3902170, 5072821, 6243472, 6652880, 7804340, 10145642, 12486944, 13305760, 15608680, 20291284, 25364105, 31217360, 40582568, 50728210, 62434720, 81165136, 101456420, 162330272, 202912840, 405825680, 811651360]

約数ペア:

[(1, 811651360), (2, 405825680), (4, 202912840), (5, 162330272), (8, 101456420), (10, 81165136), (13, 62434720), (16, 50728210), (20, 40582568), (26, 31217360), (32, 25364105), (40, 20291284), (52, 15608680), (61, 13305760), (65, 12486944), (80, 10145642), (104, 7804340), (122, 6652880), (130, 6243472), (160, 5072821), (208, 3902170), (244, 3326440), (260, 3121736), (305, 2661152), (416, 1951085), (488, 1663220), (520, 1560868), (610, 1330576), (793, 1023520), (976, 831610), (1040, 780434), (1220, 665288), (1586, 511760), (1952, 415805), (2080, 390217), (2440, 332644), (3172, 255880), (3965, 204704), (4880, 166322), (6344, 127940), (6397, 126880), (7930, 102352), (9760, 83161), (12688, 63970), (12794, 63440), (15860, 51176), (25376, 31985), (25588, 31720)]