507007280

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{487507}}^1$

素因数の和:487533

約数の個数: 40

約数和(自身を含む): 1269470832

約数和(自身を除く): 762463552

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 487507, 975014, 1950028, 2437535, 3900056, 4875070, 6337591, 7800112, 9750140, 12675182, 19500280, 25350364, 31687955, 39000560, 50700728, 63375910, 101401456, 126751820, 253503640, 507007280]

約数ペア:

[(1, 507007280), (2, 253503640), (4, 126751820), (5, 101401456), (8, 63375910), (10, 50700728), (13, 39000560), (16, 31687955), (20, 25350364), (26, 19500280), (40, 12675182), (52, 9750140), (65, 7800112), (80, 6337591), (104, 4875070), (130, 3900056), (208, 2437535), (260, 1950028), (520, 975014), (1040, 487507)]