85137520

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1153}}^1$

素因数の和:1250

約数の個数: 80

約数和(自身を含む): 216361152

約数和(自身を除く): 131223632

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 71, 80, 104, 130, 142, 208, 260, 284, 355, 520, 568, 710, 923, 1040, 1136, 1153, 1420, 1846, 2306, 2840, 3692, 4612, 4615, 5680, 5765, 7384, 9224, 9230, 11530, 14768, 14989, 18448, 18460, 23060, 29978, 36920, 46120, 59956, 73840, 74945, 81863, 92240, 119912, 149890, 163726, 239824, 299780, 327452, 409315, 599560, 654904, 818630, 1064219, 1199120, 1309808, 1637260, 2128438, 3274520, 4256876, 5321095, 6549040, 8513752, 10642190, 17027504, 21284380, 42568760, 85137520]

約数ペア:

[(1, 85137520), (2, 42568760), (4, 21284380), (5, 17027504), (8, 10642190), (10, 8513752), (13, 6549040), (16, 5321095), (20, 4256876), (26, 3274520), (40, 2128438), (52, 1637260), (65, 1309808), (71, 1199120), (80, 1064219), (104, 818630), (130, 654904), (142, 599560), (208, 409315), (260, 327452), (284, 299780), (355, 239824), (520, 163726), (568, 149890), (710, 119912), (923, 92240), (1040, 81863), (1136, 74945), (1153, 73840), (1420, 59956), (1846, 46120), (2306, 36920), (2840, 29978), (3692, 23060), (4612, 18460), (4615, 18448), (5680, 14989), (5765, 14768), (7384, 11530), (9224, 9230)]