81334860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{25577}}^1$

素因数の和:25642

約数の個数: 48

約数和(自身を含む): 232043616

約数和(自身を除く): 150708756

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 53, 60, 106, 159, 212, 265, 318, 530, 636, 795, 1060, 1590, 3180, 25577, 51154, 76731, 102308, 127885, 153462, 255770, 306924, 383655, 511540, 767310, 1355581, 1534620, 2711162, 4066743, 5422324, 6777905, 8133486, 13555810, 16266972, 20333715, 27111620, 40667430, 81334860]

約数ペア:

[(1, 81334860), (2, 40667430), (3, 27111620), (4, 20333715), (5, 16266972), (6, 13555810), (10, 8133486), (12, 6777905), (15, 5422324), (20, 4066743), (30, 2711162), (53, 1534620), (60, 1355581), (106, 767310), (159, 511540), (212, 383655), (265, 306924), (318, 255770), (530, 153462), (636, 127885), (795, 102308), (1060, 76731), (1590, 51154), (3180, 25577)]