69412720

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2153}}^1$

素因数の和:2210

約数の個数: 80

約数和(自身を含む): 179488512

約数和(自身を除く): 110075792

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 52, 62, 65, 80, 104, 124, 130, 155, 208, 248, 260, 310, 403, 496, 520, 620, 806, 1040, 1240, 1612, 2015, 2153, 2480, 3224, 4030, 4306, 6448, 8060, 8612, 10765, 16120, 17224, 21530, 27989, 32240, 34448, 43060, 55978, 66743, 86120, 111956, 133486, 139945, 172240, 223912, 266972, 279890, 333715, 447824, 533944, 559780, 667430, 867659, 1067888, 1119560, 1334860, 1735318, 2239120, 2669720, 3470636, 4338295, 5339440, 6941272, 8676590, 13882544, 17353180, 34706360, 69412720]

約数ペア:

[(1, 69412720), (2, 34706360), (4, 17353180), (5, 13882544), (8, 8676590), (10, 6941272), (13, 5339440), (16, 4338295), (20, 3470636), (26, 2669720), (31, 2239120), (40, 1735318), (52, 1334860), (62, 1119560), (65, 1067888), (80, 867659), (104, 667430), (124, 559780), (130, 533944), (155, 447824), (208, 333715), (248, 279890), (260, 266972), (310, 223912), (403, 172240), (496, 139945), (520, 133486), (620, 111956), (806, 86120), (1040, 66743), (1240, 55978), (1612, 43060), (2015, 34448), (2153, 32240), (2480, 27989), (3224, 21530), (4030, 17224), (4306, 16120), (6448, 10765), (8060, 8612)]