284908250

素因数分解:

$2^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{313}}^1\times {\mathrm{331}}^1$

素因数の和:672

約数の個数: 64

約数和(自身を含む): 585456768

約数和(自身を除く): 300548518

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 125, 250, 275, 313, 331, 550, 626, 662, 1375, 1565, 1655, 2750, 3130, 3310, 3443, 3641, 6886, 7282, 7825, 8275, 15650, 16550, 17215, 18205, 34430, 36410, 39125, 41375, 78250, 82750, 86075, 91025, 103603, 172150, 182050, 207206, 430375, 455125, 518015, 860750, 910250, 1036030, 1139633, 2279266, 2590075, 5180150, 5698165, 11396330, 12950375, 25900750, 28490825, 56981650, 142454125, 284908250]

約数ペア:

[(1, 284908250), (2, 142454125), (5, 56981650), (10, 28490825), (11, 25900750), (22, 12950375), (25, 11396330), (50, 5698165), (55, 5180150), (110, 2590075), (125, 2279266), (250, 1139633), (275, 1036030), (313, 910250), (331, 860750), (550, 518015), (626, 455125), (662, 430375), (1375, 207206), (1565, 182050), (1655, 172150), (2750, 103603), (3130, 91025), (3310, 86075), (3443, 82750), (3641, 78250), (6886, 41375), (7282, 39125), (7825, 36410), (8275, 34430), (15650, 18205), (16550, 17215)]