72376720

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{69593}}^1$

素因数の和:69619

約数の個数: 40

約数和(自身を含む): 181222776

約数和(自身を除く): 108846056

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 69593, 139186, 278372, 347965, 556744, 695930, 904709, 1113488, 1391860, 1809418, 2783720, 3618836, 4523545, 5567440, 7237672, 9047090, 14475344, 18094180, 36188360, 72376720]

約数ペア:

[(1, 72376720), (2, 36188360), (4, 18094180), (5, 14475344), (8, 9047090), (10, 7237672), (13, 5567440), (16, 4523545), (20, 3618836), (26, 2783720), (40, 1809418), (52, 1391860), (65, 1113488), (80, 904709), (104, 695930), (130, 556744), (208, 347965), (260, 278372), (520, 139186), (1040, 69593)]