89066720

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{17957}}^1$

素因数の和:18003

約数の個数: 48

約数和(自身を含む): 217219968

約数和(自身を除く): 128153248

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 4960, 17957, 35914, 71828, 89785, 143656, 179570, 287312, 359140, 556667, 574624, 718280, 1113334, 1436560, 2226668, 2783335, 2873120, 4453336, 5566670, 8906672, 11133340, 17813344, 22266680, 44533360, 89066720]

約数ペア:

[(1, 89066720), (2, 44533360), (4, 22266680), (5, 17813344), (8, 11133340), (10, 8906672), (16, 5566670), (20, 4453336), (31, 2873120), (32, 2783335), (40, 2226668), (62, 1436560), (80, 1113334), (124, 718280), (155, 574624), (160, 556667), (248, 359140), (310, 287312), (496, 179570), (620, 143656), (992, 89785), (1240, 71828), (2480, 35914), (4960, 17957)]