221350278550

素因数分解:

$2^1\times 5^2\times {\mathrm{53}}^1\times {\mathrm{2689}}^1\times {\mathrm{31063}}^1$

素因数の和:33817

約数の個数: 48

約数和(自身を含む): 419649167520

約数和(自身を除く): 198298888970

約数列:

[1, 2, 5, 10, 25, 50, 53, 106, 265, 530, 1325, 2650, 2689, 5378, 13445, 26890, 31063, 62126, 67225, 134450, 142517, 155315, 285034, 310630, 712585, 776575, 1425170, 1553150, 1646339, 3292678, 3562925, 7125850, 8231695, 16463390, 41158475, 82316950, 83528407, 167056814, 417642035, 835284070, 2088210175, 4176420350, 4427005571, 8854011142, 22135027855, 44270055710, 110675139275, 221350278550]

約数ペア:

[(1, 221350278550), (2, 110675139275), (5, 44270055710), (10, 22135027855), (25, 8854011142), (50, 4427005571), (53, 4176420350), (106, 2088210175), (265, 835284070), (530, 417642035), (1325, 167056814), (2650, 83528407), (2689, 82316950), (5378, 41158475), (13445, 16463390), (26890, 8231695), (31063, 7125850), (62126, 3562925), (67225, 3292678), (134450, 1646339), (142517, 1553150), (155315, 1425170), (285034, 776575), (310630, 712585)]