15677742980

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1019}}^1\times {\mathrm{12611}}^1$

素因数の和:13700

約数の個数: 48

約数和(自身を含む): 33498480960

約数和(自身を除く): 17820737980

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1019, 1220, 2038, 4076, 5095, 10190, 12611, 20380, 25222, 50444, 62159, 63055, 124318, 126110, 248636, 252220, 310795, 621590, 769271, 1243180, 1538542, 3077084, 3846355, 7692710, 12850609, 15385420, 25701218, 51402436, 64253045, 128506090, 257012180, 783887149, 1567774298, 3135548596, 3919435745, 7838871490, 15677742980]

約数ペア:

[(1, 15677742980), (2, 7838871490), (4, 3919435745), (5, 3135548596), (10, 1567774298), (20, 783887149), (61, 257012180), (122, 128506090), (244, 64253045), (305, 51402436), (610, 25701218), (1019, 15385420), (1220, 12850609), (2038, 7692710), (4076, 3846355), (5095, 3077084), (10190, 1538542), (12611, 1243180), (20380, 769271), (25222, 621590), (50444, 310795), (62159, 252220), (63055, 248636), (124318, 126110)]