68813080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{4637}}^1$

素因数の和:4708

約数の個数: 64

約数和(自身を含む): 180325440

約数和(自身を除く): 111512360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 53, 56, 70, 106, 140, 212, 265, 280, 371, 424, 530, 742, 1060, 1484, 1855, 2120, 2968, 3710, 4637, 7420, 9274, 14840, 18548, 23185, 32459, 37096, 46370, 64918, 92740, 129836, 162295, 185480, 245761, 259672, 324590, 491522, 649180, 983044, 1228805, 1298360, 1720327, 1966088, 2457610, 3440654, 4915220, 6881308, 8601635, 9830440, 13762616, 17203270, 34406540, 68813080]

約数ペア:

[(1, 68813080), (2, 34406540), (4, 17203270), (5, 13762616), (7, 9830440), (8, 8601635), (10, 6881308), (14, 4915220), (20, 3440654), (28, 2457610), (35, 1966088), (40, 1720327), (53, 1298360), (56, 1228805), (70, 983044), (106, 649180), (140, 491522), (212, 324590), (265, 259672), (280, 245761), (371, 185480), (424, 162295), (530, 129836), (742, 92740), (1060, 64918), (1484, 46370), (1855, 37096), (2120, 32459), (2968, 23185), (3710, 18548), (4637, 14840), (7420, 9274)]