25161396

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{653}}^1$

素因数の和:705

約数の個数: 72

約数和(自身を含む): 67021920

約数和(自身を除く): 41860524

約数列:

[1, 2, 3, 4, 6, 12, 13, 19, 26, 38, 39, 52, 57, 76, 78, 114, 156, 169, 228, 247, 338, 494, 507, 653, 676, 741, 988, 1014, 1306, 1482, 1959, 2028, 2612, 2964, 3211, 3918, 6422, 7836, 8489, 9633, 12407, 12844, 16978, 19266, 24814, 25467, 33956, 37221, 38532, 49628, 50934, 74442, 101868, 110357, 148884, 161291, 220714, 322582, 331071, 441428, 483873, 645164, 662142, 967746, 1324284, 1935492, 2096783, 4193566, 6290349, 8387132, 12580698, 25161396]

約数ペア:

[(1, 25161396), (2, 12580698), (3, 8387132), (4, 6290349), (6, 4193566), (12, 2096783), (13, 1935492), (19, 1324284), (26, 967746), (38, 662142), (39, 645164), (52, 483873), (57, 441428), (76, 331071), (78, 322582), (114, 220714), (156, 161291), (169, 148884), (228, 110357), (247, 101868), (338, 74442), (494, 50934), (507, 49628), (653, 38532), (676, 37221), (741, 33956), (988, 25467), (1014, 24814), (1306, 19266), (1482, 16978), (1959, 12844), (2028, 12407), (2612, 9633), (2964, 8489), (3211, 7836), (3918, 6422)]