64304812

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{389}}^1$

素因数の和:451

約数の個数: 72

約数和(自身を含む): 140802480

約数和(自身を除く): 76497668

約数列:

[1, 2, 4, 11, 13, 17, 22, 26, 34, 44, 52, 68, 143, 187, 221, 286, 289, 374, 389, 442, 572, 578, 748, 778, 884, 1156, 1556, 2431, 3179, 3757, 4279, 4862, 5057, 6358, 6613, 7514, 8558, 9724, 10114, 12716, 13226, 15028, 17116, 20228, 26452, 41327, 55627, 72743, 82654, 85969, 111254, 112421, 145486, 165308, 171938, 222508, 224842, 290972, 343876, 449684, 945659, 1236631, 1461473, 1891318, 2473262, 2922946, 3782636, 4946524, 5845892, 16076203, 32152406, 64304812]

約数ペア:

[(1, 64304812), (2, 32152406), (4, 16076203), (11, 5845892), (13, 4946524), (17, 3782636), (22, 2922946), (26, 2473262), (34, 1891318), (44, 1461473), (52, 1236631), (68, 945659), (143, 449684), (187, 343876), (221, 290972), (286, 224842), (289, 222508), (374, 171938), (389, 165308), (442, 145486), (572, 112421), (578, 111254), (748, 85969), (778, 82654), (884, 72743), (1156, 55627), (1556, 41327), (2431, 26452), (3179, 20228), (3757, 17116), (4279, 15028), (4862, 13226), (5057, 12716), (6358, 10114), (6613, 9724), (7514, 8558)]