70985090

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1$

素因数の和:299

約数の個数: 64

約数和(自身を含む): 144633600

約数和(自身を除く): 73648510

約数列:

[1, 2, 5, 10, 11, 22, 55, 61, 71, 110, 122, 142, 149, 298, 305, 355, 610, 671, 710, 745, 781, 1342, 1490, 1562, 1639, 3278, 3355, 3905, 4331, 6710, 7810, 8195, 8662, 9089, 10579, 16390, 18178, 21158, 21655, 43310, 45445, 47641, 52895, 90890, 95282, 99979, 105790, 116369, 199958, 232738, 238205, 476410, 499895, 581845, 645319, 999790, 1163690, 1290638, 3226595, 6453190, 7098509, 14197018, 35492545, 70985090]

約数ペア:

[(1, 70985090), (2, 35492545), (5, 14197018), (10, 7098509), (11, 6453190), (22, 3226595), (55, 1290638), (61, 1163690), (71, 999790), (110, 645319), (122, 581845), (142, 499895), (149, 476410), (298, 238205), (305, 232738), (355, 199958), (610, 116369), (671, 105790), (710, 99979), (745, 95282), (781, 90890), (1342, 52895), (1490, 47641), (1562, 45445), (1639, 43310), (3278, 21655), (3355, 21158), (3905, 18178), (4331, 16390), (6710, 10579), (7810, 9089), (8195, 8662)]