89873680

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{839}}^1$

素因数の和:968

約数の個数: 80

約数和(自身を含む): 227485440

約数和(自身を除く): 137611760

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 103, 104, 130, 206, 208, 260, 412, 515, 520, 824, 839, 1030, 1040, 1339, 1648, 1678, 2060, 2678, 3356, 4120, 4195, 5356, 6695, 6712, 8240, 8390, 10712, 10907, 13390, 13424, 16780, 21424, 21814, 26780, 33560, 43628, 53560, 54535, 67120, 86417, 87256, 107120, 109070, 172834, 174512, 218140, 345668, 432085, 436280, 691336, 864170, 872560, 1123421, 1382672, 1728340, 2246842, 3456680, 4493684, 5617105, 6913360, 8987368, 11234210, 17974736, 22468420, 44936840, 89873680]

約数ペア:

[(1, 89873680), (2, 44936840), (4, 22468420), (5, 17974736), (8, 11234210), (10, 8987368), (13, 6913360), (16, 5617105), (20, 4493684), (26, 3456680), (40, 2246842), (52, 1728340), (65, 1382672), (80, 1123421), (103, 872560), (104, 864170), (130, 691336), (206, 436280), (208, 432085), (260, 345668), (412, 218140), (515, 174512), (520, 172834), (824, 109070), (839, 107120), (1030, 87256), (1040, 86417), (1339, 67120), (1648, 54535), (1678, 53560), (2060, 43628), (2678, 33560), (3356, 26780), (4120, 21814), (4195, 21424), (5356, 16780), (6695, 13424), (6712, 13390), (8240, 10907), (8390, 10712)]