68173240

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{631}}^1$

素因数の和:752

約数の個数: 64

約数和(自身を含む): 159946560

約数和(自身を除く): 91773320

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 73, 74, 146, 148, 185, 292, 296, 365, 370, 584, 631, 730, 740, 1262, 1460, 1480, 2524, 2701, 2920, 3155, 5048, 5402, 6310, 10804, 12620, 13505, 21608, 23347, 25240, 27010, 46063, 46694, 54020, 92126, 93388, 108040, 116735, 184252, 186776, 230315, 233470, 368504, 460630, 466940, 921260, 933880, 1704331, 1842520, 3408662, 6817324, 8521655, 13634648, 17043310, 34086620, 68173240]

約数ペア:

[(1, 68173240), (2, 34086620), (4, 17043310), (5, 13634648), (8, 8521655), (10, 6817324), (20, 3408662), (37, 1842520), (40, 1704331), (73, 933880), (74, 921260), (146, 466940), (148, 460630), (185, 368504), (292, 233470), (296, 230315), (365, 186776), (370, 184252), (584, 116735), (631, 108040), (730, 93388), (740, 92126), (1262, 54020), (1460, 46694), (1480, 46063), (2524, 27010), (2701, 25240), (2920, 23347), (3155, 21608), (5048, 13505), (5402, 12620), (6310, 10804)]