64143530

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{191}}^1$

素因数の和:323

約数の個数: 64

約数和(自身を含む): 131383296

約数和(自身を除く): 67239766

約数列:

[1, 2, 5, 10, 11, 22, 43, 55, 71, 86, 110, 142, 191, 215, 355, 382, 430, 473, 710, 781, 946, 955, 1562, 1910, 2101, 2365, 3053, 3905, 4202, 4730, 6106, 7810, 8213, 10505, 13561, 15265, 16426, 21010, 27122, 30530, 33583, 41065, 67166, 67805, 82130, 90343, 135610, 149171, 167915, 180686, 298342, 335830, 451715, 583123, 745855, 903430, 1166246, 1491710, 2915615, 5831230, 6414353, 12828706, 32071765, 64143530]

約数ペア:

[(1, 64143530), (2, 32071765), (5, 12828706), (10, 6414353), (11, 5831230), (22, 2915615), (43, 1491710), (55, 1166246), (71, 903430), (86, 745855), (110, 583123), (142, 451715), (191, 335830), (215, 298342), (355, 180686), (382, 167915), (430, 149171), (473, 135610), (710, 90343), (781, 82130), (946, 67805), (955, 67166), (1562, 41065), (1910, 33583), (2101, 30530), (2365, 27122), (3053, 21010), (3905, 16426), (4202, 15265), (4730, 13561), (6106, 10505), (7810, 8213)]