64725960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41491}}^1$

素因数の和:41518

約数の個数: 64

約数和(自身を含む): 209119680

約数和(自身を除く): 144393720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 41491, 82982, 124473, 165964, 207455, 248946, 331928, 414910, 497892, 539383, 622365, 829820, 995784, 1078766, 1244730, 1618149, 1659640, 2157532, 2489460, 2696915, 3236298, 4315064, 4978920, 5393830, 6472596, 8090745, 10787660, 12945192, 16181490, 21575320, 32362980, 64725960]

約数ペア:

[(1, 64725960), (2, 32362980), (3, 21575320), (4, 16181490), (5, 12945192), (6, 10787660), (8, 8090745), (10, 6472596), (12, 5393830), (13, 4978920), (15, 4315064), (20, 3236298), (24, 2696915), (26, 2489460), (30, 2157532), (39, 1659640), (40, 1618149), (52, 1244730), (60, 1078766), (65, 995784), (78, 829820), (104, 622365), (120, 539383), (130, 497892), (156, 414910), (195, 331928), (260, 248946), (312, 207455), (390, 165964), (520, 124473), (780, 82982), (1560, 41491)]