216449750

素因数分解:

$2^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2539}}^1$

素因数の和:2598

約数の個数: 64

約数和(自身を含む): 456468480

約数和(自身を除く): 240018730

約数列:

[1, 2, 5, 10, 11, 22, 25, 31, 50, 55, 62, 110, 125, 155, 250, 275, 310, 341, 550, 682, 775, 1375, 1550, 1705, 2539, 2750, 3410, 3875, 5078, 7750, 8525, 12695, 17050, 25390, 27929, 42625, 55858, 63475, 78709, 85250, 126950, 139645, 157418, 279290, 317375, 393545, 634750, 698225, 787090, 865799, 1396450, 1731598, 1967725, 3491125, 3935450, 4328995, 6982250, 8657990, 9838625, 19677250, 21644975, 43289950, 108224875, 216449750]

約数ペア:

[(1, 216449750), (2, 108224875), (5, 43289950), (10, 21644975), (11, 19677250), (22, 9838625), (25, 8657990), (31, 6982250), (50, 4328995), (55, 3935450), (62, 3491125), (110, 1967725), (125, 1731598), (155, 1396450), (250, 865799), (275, 787090), (310, 698225), (341, 634750), (550, 393545), (682, 317375), (775, 279290), (1375, 157418), (1550, 139645), (1705, 126950), (2539, 85250), (2750, 78709), (3410, 63475), (3875, 55858), (5078, 42625), (7750, 27929), (8525, 25390), (12695, 17050)]