128592880

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{2027}}^1$

素因数の和:2114

約数の個数: 80

約数和(自身を含む): 327416544

約数和(自身を除く): 198823664

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 61, 65, 80, 104, 122, 130, 208, 244, 260, 305, 488, 520, 610, 793, 976, 1040, 1220, 1586, 2027, 2440, 3172, 3965, 4054, 4880, 6344, 7930, 8108, 10135, 12688, 15860, 16216, 20270, 26351, 31720, 32432, 40540, 52702, 63440, 81080, 105404, 123647, 131755, 162160, 210808, 247294, 263510, 421616, 494588, 527020, 618235, 989176, 1054040, 1236470, 1607411, 1978352, 2108080, 2472940, 3214822, 4945880, 6429644, 8037055, 9891760, 12859288, 16074110, 25718576, 32148220, 64296440, 128592880]

約数ペア:

[(1, 128592880), (2, 64296440), (4, 32148220), (5, 25718576), (8, 16074110), (10, 12859288), (13, 9891760), (16, 8037055), (20, 6429644), (26, 4945880), (40, 3214822), (52, 2472940), (61, 2108080), (65, 1978352), (80, 1607411), (104, 1236470), (122, 1054040), (130, 989176), (208, 618235), (244, 527020), (260, 494588), (305, 421616), (488, 263510), (520, 247294), (610, 210808), (793, 162160), (976, 131755), (1040, 123647), (1220, 105404), (1586, 81080), (2027, 63440), (2440, 52702), (3172, 40540), (3965, 32432), (4054, 31720), (4880, 26351), (6344, 20270), (7930, 16216), (8108, 15860), (10135, 12688)]