251255950

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{7489}}^1$

素因数の和:7573

約数の個数: 48

約数和(自身を含む): 518248080

約数和(自身を除く): 266992130

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 61, 110, 122, 275, 305, 550, 610, 671, 1342, 1525, 3050, 3355, 6710, 7489, 14978, 16775, 33550, 37445, 74890, 82379, 164758, 187225, 374450, 411895, 456829, 823790, 913658, 2059475, 2284145, 4118950, 4568290, 5025119, 10050238, 11420725, 22841450, 25125595, 50251190, 125627975, 251255950]

約数ペア:

[(1, 251255950), (2, 125627975), (5, 50251190), (10, 25125595), (11, 22841450), (22, 11420725), (25, 10050238), (50, 5025119), (55, 4568290), (61, 4118950), (110, 2284145), (122, 2059475), (275, 913658), (305, 823790), (550, 456829), (610, 411895), (671, 374450), (1342, 187225), (1525, 164758), (3050, 82379), (3355, 74890), (6710, 37445), (7489, 33550), (14978, 16775)]