78458996

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{241}}^1$

素因数の和:421

約数の個数: 72

約数和(自身を含む): 176121792

約数和(自身を除く): 97662796

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 98, 151, 154, 196, 241, 302, 308, 482, 539, 604, 964, 1057, 1078, 1661, 1687, 2114, 2156, 2651, 3322, 3374, 4228, 5302, 6644, 6748, 7399, 10604, 11627, 11809, 14798, 18557, 23254, 23618, 29596, 36391, 37114, 46508, 47236, 72782, 74228, 81389, 129899, 145564, 162778, 254737, 259798, 325556, 400301, 509474, 519596, 800602, 1018948, 1601204, 1783159, 2802107, 3566318, 5604214, 7132636, 11208428, 19614749, 39229498, 78458996]

約数ペア:

[(1, 78458996), (2, 39229498), (4, 19614749), (7, 11208428), (11, 7132636), (14, 5604214), (22, 3566318), (28, 2802107), (44, 1783159), (49, 1601204), (77, 1018948), (98, 800602), (151, 519596), (154, 509474), (196, 400301), (241, 325556), (302, 259798), (308, 254737), (482, 162778), (539, 145564), (604, 129899), (964, 81389), (1057, 74228), (1078, 72782), (1661, 47236), (1687, 46508), (2114, 37114), (2156, 36391), (2651, 29596), (3322, 23618), (3374, 23254), (4228, 18557), (5302, 14798), (6644, 11809), (6748, 11627), (7399, 10604)]