1273201775

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{223}}^1$

素因数の和:456

約数の個数: 48

約数和(自身を含む): 1679892480

約数和(自身を除く): 406690705

約数列:

[1, 5, 25, 31, 53, 139, 155, 223, 265, 695, 775, 1115, 1325, 1643, 3475, 4309, 5575, 6913, 7367, 8215, 11819, 21545, 30997, 34565, 36835, 41075, 59095, 107725, 154985, 172825, 184175, 228377, 295475, 366389, 774925, 960907, 1141885, 1642841, 1831945, 4804535, 5709425, 8214205, 9159725, 24022675, 41071025, 50928071, 254640355, 1273201775]

約数ペア:

[(1, 1273201775), (5, 254640355), (25, 50928071), (31, 41071025), (53, 24022675), (139, 9159725), (155, 8214205), (223, 5709425), (265, 4804535), (695, 1831945), (775, 1642841), (1115, 1141885), (1325, 960907), (1643, 774925), (3475, 366389), (4309, 295475), (5575, 228377), (6913, 184175), (7367, 172825), (8215, 154985), (11819, 107725), (21545, 59095), (30997, 41075), (34565, 36835)]