26259640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1613}}^1$

素因数の和:1672

約数の個数: 64

約数和(自身を含む): 66238560

約数和(自身を除く): 39978920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 37, 40, 44, 55, 74, 88, 110, 148, 185, 220, 296, 370, 407, 440, 740, 814, 1480, 1613, 1628, 2035, 3226, 3256, 4070, 6452, 8065, 8140, 12904, 16130, 16280, 17743, 32260, 35486, 59681, 64520, 70972, 88715, 119362, 141944, 177430, 238724, 298405, 354860, 477448, 596810, 656491, 709720, 1193620, 1312982, 2387240, 2625964, 3282455, 5251928, 6564910, 13129820, 26259640]

約数ペア:

[(1, 26259640), (2, 13129820), (4, 6564910), (5, 5251928), (8, 3282455), (10, 2625964), (11, 2387240), (20, 1312982), (22, 1193620), (37, 709720), (40, 656491), (44, 596810), (55, 477448), (74, 354860), (88, 298405), (110, 238724), (148, 177430), (185, 141944), (220, 119362), (296, 88715), (370, 70972), (407, 64520), (440, 59681), (740, 35486), (814, 32260), (1480, 17743), (1613, 16280), (1628, 16130), (2035, 12904), (3226, 8140), (3256, 8065), (4070, 6452)]