65565660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{15391}}^1$

素因数の和:15474

約数の個数: 48

約数和(自身を含む): 186181632

約数和(自身を除く): 120615972

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 213, 284, 355, 426, 710, 852, 1065, 1420, 2130, 4260, 15391, 30782, 46173, 61564, 76955, 92346, 153910, 184692, 230865, 307820, 461730, 923460, 1092761, 2185522, 3278283, 4371044, 5463805, 6556566, 10927610, 13113132, 16391415, 21855220, 32782830, 65565660]

約数ペア:

[(1, 65565660), (2, 32782830), (3, 21855220), (4, 16391415), (5, 13113132), (6, 10927610), (10, 6556566), (12, 5463805), (15, 4371044), (20, 3278283), (30, 2185522), (60, 1092761), (71, 923460), (142, 461730), (213, 307820), (284, 230865), (355, 184692), (426, 153910), (710, 92346), (852, 76955), (1065, 61564), (1420, 46173), (2130, 30782), (4260, 15391)]