25578012

素因数分解:

$2^2\times 3^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{307}}^1$

素因数の和:498

約数の個数: 48

約数和(自身を含む): 61471872

約数和(自身を除く): 35893860

約数列:

[1, 2, 3, 4, 6, 12, 53, 106, 131, 159, 212, 262, 307, 318, 393, 524, 614, 636, 786, 921, 1228, 1572, 1842, 3684, 6943, 13886, 16271, 20829, 27772, 32542, 40217, 41658, 48813, 65084, 80434, 83316, 97626, 120651, 160868, 195252, 241302, 482604, 2131501, 4263002, 6394503, 8526004, 12789006, 25578012]

約数ペア:

[(1, 25578012), (2, 12789006), (3, 8526004), (4, 6394503), (6, 4263002), (12, 2131501), (53, 482604), (106, 241302), (131, 195252), (159, 160868), (212, 120651), (262, 97626), (307, 83316), (318, 80434), (393, 65084), (524, 48813), (614, 41658), (636, 40217), (786, 32542), (921, 27772), (1228, 20829), (1572, 16271), (1842, 13886), (3684, 6943)]