630792500

素因数分解:

$2^2\times 5^4\times {\mathrm{13}}^2\times {\mathrm{1493}}^1$

素因数の和:1543

約数の個数: 90

約数和(自身を含む): 1494688734

約数和(自身を除く): 863896234

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 125, 130, 169, 250, 260, 325, 338, 500, 625, 650, 676, 845, 1250, 1300, 1493, 1625, 1690, 2500, 2986, 3250, 3380, 4225, 5972, 6500, 7465, 8125, 8450, 14930, 16250, 16900, 19409, 21125, 29860, 32500, 37325, 38818, 42250, 74650, 77636, 84500, 97045, 105625, 149300, 186625, 194090, 211250, 252317, 373250, 388180, 422500, 485225, 504634, 746500, 933125, 970450, 1009268, 1261585, 1866250, 1940900, 2426125, 2523170, 3732500, 4852250, 5046340, 6307925, 9704500, 12130625, 12615850, 24261250, 25231700, 31539625, 48522500, 63079250, 126158500, 157698125, 315396250, 630792500]

約数ペア:

[(1, 630792500), (2, 315396250), (4, 157698125), (5, 126158500), (10, 63079250), (13, 48522500), (20, 31539625), (25, 25231700), (26, 24261250), (50, 12615850), (52, 12130625), (65, 9704500), (100, 6307925), (125, 5046340), (130, 4852250), (169, 3732500), (250, 2523170), (260, 2426125), (325, 1940900), (338, 1866250), (500, 1261585), (625, 1009268), (650, 970450), (676, 933125), (845, 746500), (1250, 504634), (1300, 485225), (1493, 422500), (1625, 388180), (1690, 373250), (2500, 252317), (2986, 211250), (3250, 194090), (3380, 186625), (4225, 149300), (5972, 105625), (6500, 97045), (7465, 84500), (8125, 77636), (8450, 74650), (14930, 42250), (16250, 38818), (16900, 37325), (19409, 32500), (21125, 29860)]