61047220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{3307}}^1$

素因数の和:3400

約数の個数: 48

約数和(自身を含む): 140047488

約数和(自身を除く): 79000268

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 71, 130, 142, 260, 284, 355, 710, 923, 1420, 1846, 3307, 3692, 4615, 6614, 9230, 13228, 16535, 18460, 33070, 42991, 66140, 85982, 171964, 214955, 234797, 429910, 469594, 859820, 939188, 1173985, 2347970, 3052361, 4695940, 6104722, 12209444, 15261805, 30523610, 61047220]

約数ペア:

[(1, 61047220), (2, 30523610), (4, 15261805), (5, 12209444), (10, 6104722), (13, 4695940), (20, 3052361), (26, 2347970), (52, 1173985), (65, 939188), (71, 859820), (130, 469594), (142, 429910), (260, 234797), (284, 214955), (355, 171964), (710, 85982), (923, 66140), (1420, 42991), (1846, 33070), (3307, 18460), (3692, 16535), (4615, 13228), (6614, 9230)]