27342640

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{431}}^1$

素因数の和:518

約数の個数: 80

約数和(自身を含む): 69745536

約数和(自身を除く): 42402896

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, 431, 488, 520, 610, 793, 862, 976, 1040, 1220, 1586, 1724, 2155, 2440, 3172, 3448, 3965, 4310, 4880, 5603, 6344, 6896, 7930, 8620, 11206, 12688, 15860, 17240, 22412, 26291, 28015, 31720, 34480, 44824, 52582, 56030, 63440, 89648, 105164, 112060, 131455, 210328, 224120, 262910, 341783, 420656, 448240, 525820, 683566, 1051640, 1367132, 1708915, 2103280, 2734264, 3417830, 5468528, 6835660, 13671320, 27342640]

約数ペア:

[(1, 27342640), (2, 13671320), (4, 6835660), (5, 5468528), (8, 3417830), (10, 2734264), (13, 2103280), (16, 1708915), (20, 1367132), (26, 1051640), (40, 683566), (52, 525820), (61, 448240), (65, 420656), (80, 341783), (104, 262910), (122, 224120), (130, 210328), (208, 131455), (244, 112060), (260, 105164), (305, 89648), (431, 63440), (488, 56030), (520, 52582), (610, 44824), (793, 34480), (862, 31720), (976, 28015), (1040, 26291), (1220, 22412), (1586, 17240), (1724, 15860), (2155, 12688), (2440, 11206), (3172, 8620), (3448, 7930), (3965, 6896), (4310, 6344), (4880, 5603)]