783680

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:127

約数の個数: 56

約数和(自身を含む): 1950720

約数和(自身を除く): 1167040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 79, 80, 124, 155, 158, 160, 248, 310, 316, 320, 395, 496, 620, 632, 790, 992, 1240, 1264, 1580, 1984, 2449, 2480, 2528, 3160, 4898, 4960, 5056, 6320, 9796, 9920, 12245, 12640, 19592, 24490, 25280, 39184, 48980, 78368, 97960, 156736, 195920, 391840, 783680]

約数ペア:

[(1, 783680), (2, 391840), (4, 195920), (5, 156736), (8, 97960), (10, 78368), (16, 48980), (20, 39184), (31, 25280), (32, 24490), (40, 19592), (62, 12640), (64, 12245), (79, 9920), (80, 9796), (124, 6320), (155, 5056), (158, 4960), (160, 4898), (248, 3160), (310, 2528), (316, 2480), (320, 2449), (395, 1984), (496, 1580), (620, 1264), (632, 1240), (790, 992)]