2491011200

素因数分解:

$2^7\times 5^2\times {\mathrm{31}}^1\times {\mathrm{25111}}^1$

素因数の和:25166

約数の個数: 96

約数和(自身を含む): 6352331520

約数和(自身を除く): 3861320320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 64, 80, 100, 124, 128, 155, 160, 200, 248, 310, 320, 400, 496, 620, 640, 775, 800, 992, 1240, 1550, 1600, 1984, 2480, 3100, 3200, 3968, 4960, 6200, 9920, 12400, 19840, 24800, 25111, 49600, 50222, 99200, 100444, 125555, 200888, 251110, 401776, 502220, 627775, 778441, 803552, 1004440, 1255550, 1556882, 1607104, 2008880, 2511100, 3113764, 3214208, 3892205, 4017760, 5022200, 6227528, 7784410, 8035520, 10044400, 12455056, 15568820, 16071040, 19461025, 20088800, 24910112, 31137640, 38922050, 40177600, 49820224, 62275280, 77844100, 80355200, 99640448, 124550560, 155688200, 249101120, 311376400, 498202240, 622752800, 1245505600, 2491011200]

約数ペア:

[(1, 2491011200), (2, 1245505600), (4, 622752800), (5, 498202240), (8, 311376400), (10, 249101120), (16, 155688200), (20, 124550560), (25, 99640448), (31, 80355200), (32, 77844100), (40, 62275280), (50, 49820224), (62, 40177600), (64, 38922050), (80, 31137640), (100, 24910112), (124, 20088800), (128, 19461025), (155, 16071040), (160, 15568820), (200, 12455056), (248, 10044400), (310, 8035520), (320, 7784410), (400, 6227528), (496, 5022200), (620, 4017760), (640, 3892205), (775, 3214208), (800, 3113764), (992, 2511100), (1240, 2008880), (1550, 1607104), (1600, 1556882), (1984, 1255550), (2480, 1004440), (3100, 803552), (3200, 778441), (3968, 627775), (4960, 502220), (6200, 401776), (9920, 251110), (12400, 200888), (19840, 125555), (24800, 100444), (25111, 99200), (49600, 50222)]