75279880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{2039}}^1$

素因数の和:2134

約数の個数: 64

約数和(自身を含む): 185068800

約数和(自身を除く): 109788920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 71, 104, 130, 142, 260, 284, 355, 520, 568, 710, 923, 1420, 1846, 2039, 2840, 3692, 4078, 4615, 7384, 8156, 9230, 10195, 16312, 18460, 20390, 26507, 36920, 40780, 53014, 81560, 106028, 132535, 144769, 212056, 265070, 289538, 530140, 579076, 723845, 1060280, 1158152, 1447690, 1881997, 2895380, 3763994, 5790760, 7527988, 9409985, 15055976, 18819970, 37639940, 75279880]

約数ペア:

[(1, 75279880), (2, 37639940), (4, 18819970), (5, 15055976), (8, 9409985), (10, 7527988), (13, 5790760), (20, 3763994), (26, 2895380), (40, 1881997), (52, 1447690), (65, 1158152), (71, 1060280), (104, 723845), (130, 579076), (142, 530140), (260, 289538), (284, 265070), (355, 212056), (520, 144769), (568, 132535), (710, 106028), (923, 81560), (1420, 53014), (1846, 40780), (2039, 36920), (2840, 26507), (3692, 20390), (4078, 18460), (4615, 16312), (7384, 10195), (8156, 9230)]