86702890

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{1579}}^1$

素因数の和:1639

約数の個数: 48

約数和(自身を含む): 174621600

約数和(自身を除く): 87918710

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 85, 95, 170, 190, 289, 323, 578, 646, 1445, 1579, 1615, 2890, 3158, 3230, 5491, 7895, 10982, 15790, 26843, 27455, 30001, 53686, 54910, 60002, 134215, 150005, 268430, 300010, 456331, 510017, 912662, 1020034, 2281655, 2550085, 4563310, 5100170, 8670289, 17340578, 43351445, 86702890]

約数ペア:

[(1, 86702890), (2, 43351445), (5, 17340578), (10, 8670289), (17, 5100170), (19, 4563310), (34, 2550085), (38, 2281655), (85, 1020034), (95, 912662), (170, 510017), (190, 456331), (289, 300010), (323, 268430), (578, 150005), (646, 134215), (1445, 60002), (1579, 54910), (1615, 53686), (2890, 30001), (3158, 27455), (3230, 26843), (5491, 15790), (7895, 10982)]