72652840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{4507}}^1$

素因数の和:4562

約数の個数: 64

約数和(自身を含む): 181762560

約数和(自身を除く): 109109720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 104, 124, 130, 155, 248, 260, 310, 403, 520, 620, 806, 1240, 1612, 2015, 3224, 4030, 4507, 8060, 9014, 16120, 18028, 22535, 36056, 45070, 58591, 90140, 117182, 139717, 180280, 234364, 279434, 292955, 468728, 558868, 585910, 698585, 1117736, 1171820, 1397170, 1816321, 2343640, 2794340, 3632642, 5588680, 7265284, 9081605, 14530568, 18163210, 36326420, 72652840]

約数ペア:

[(1, 72652840), (2, 36326420), (4, 18163210), (5, 14530568), (8, 9081605), (10, 7265284), (13, 5588680), (20, 3632642), (26, 2794340), (31, 2343640), (40, 1816321), (52, 1397170), (62, 1171820), (65, 1117736), (104, 698585), (124, 585910), (130, 558868), (155, 468728), (248, 292955), (260, 279434), (310, 234364), (403, 180280), (520, 139717), (620, 117182), (806, 90140), (1240, 58591), (1612, 45070), (2015, 36056), (3224, 22535), (4030, 18028), (4507, 16120), (8060, 9014)]