101322880

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{5107}}^1$

素因数の和:5157

約数の個数: 64

約数和(自身を含む): 250087680

約数和(自身を除く): 148764800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 992, 1240, 1984, 2480, 3968, 4960, 5107, 9920, 10214, 19840, 20428, 25535, 40856, 51070, 81712, 102140, 158317, 163424, 204280, 316634, 326848, 408560, 633268, 653696, 791585, 817120, 1266536, 1583170, 1634240, 2533072, 3166340, 3268480, 5066144, 6332680, 10132288, 12665360, 20264576, 25330720, 50661440, 101322880]

約数ペア:

[(1, 101322880), (2, 50661440), (4, 25330720), (5, 20264576), (8, 12665360), (10, 10132288), (16, 6332680), (20, 5066144), (31, 3268480), (32, 3166340), (40, 2533072), (62, 1634240), (64, 1583170), (80, 1266536), (124, 817120), (128, 791585), (155, 653696), (160, 633268), (248, 408560), (310, 326848), (320, 316634), (496, 204280), (620, 163424), (640, 158317), (992, 102140), (1240, 81712), (1984, 51070), (2480, 40856), (3968, 25535), (4960, 20428), (5107, 19840), (9920, 10214)]