45247280

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{313}}^1$

素因数の和:478

約数の個数: 80

約数和(自身を含む): 114471840

約数和(自身を除く): 69224560

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 139, 208, 260, 278, 313, 520, 556, 626, 695, 1040, 1112, 1252, 1390, 1565, 1807, 2224, 2504, 2780, 3130, 3614, 4069, 5008, 5560, 6260, 7228, 8138, 9035, 11120, 12520, 14456, 16276, 18070, 20345, 25040, 28912, 32552, 36140, 40690, 43507, 65104, 72280, 81380, 87014, 144560, 162760, 174028, 217535, 325520, 348056, 435070, 565591, 696112, 870140, 1131182, 1740280, 2262364, 2827955, 3480560, 4524728, 5655910, 9049456, 11311820, 22623640, 45247280]

約数ペア:

[(1, 45247280), (2, 22623640), (4, 11311820), (5, 9049456), (8, 5655910), (10, 4524728), (13, 3480560), (16, 2827955), (20, 2262364), (26, 1740280), (40, 1131182), (52, 870140), (65, 696112), (80, 565591), (104, 435070), (130, 348056), (139, 325520), (208, 217535), (260, 174028), (278, 162760), (313, 144560), (520, 87014), (556, 81380), (626, 72280), (695, 65104), (1040, 43507), (1112, 40690), (1252, 36140), (1390, 32552), (1565, 28912), (1807, 25040), (2224, 20345), (2504, 18070), (2780, 16276), (3130, 14456), (3614, 12520), (4069, 11120), (5008, 9035), (5560, 8138), (6260, 7228)]