128831546564

素因数分解:

$2^2\times 7^2\times {\mathrm{83}}^1\times {\mathrm{911}}^1\times {\mathrm{8693}}^1$

素因数の和:9705

約数の個数: 72

約数和(自身を含む): 265745950848

約数和(自身を除く): 136914404284

約数列:

[1, 2, 4, 7, 14, 28, 49, 83, 98, 166, 196, 332, 581, 911, 1162, 1822, 2324, 3644, 4067, 6377, 8134, 8693, 12754, 16268, 17386, 25508, 34772, 44639, 60851, 75613, 89278, 121702, 151226, 178556, 243404, 302452, 425957, 529291, 721519, 851914, 1058582, 1443038, 1703828, 2117164, 2886076, 3705037, 5050633, 7410074, 7919323, 10101266, 14820148, 15838646, 20202532, 31677292, 35354431, 55435261, 70708862, 110870522, 141417724, 221741044, 388046827, 657303809, 776093654, 1314607618, 1552187308, 2629215236, 4601126663, 9202253326, 18404506652, 32207886641, 64415773282, 128831546564]

約数ペア:

[(1, 128831546564), (2, 64415773282), (4, 32207886641), (7, 18404506652), (14, 9202253326), (28, 4601126663), (49, 2629215236), (83, 1552187308), (98, 1314607618), (166, 776093654), (196, 657303809), (332, 388046827), (581, 221741044), (911, 141417724), (1162, 110870522), (1822, 70708862), (2324, 55435261), (3644, 35354431), (4067, 31677292), (6377, 20202532), (8134, 15838646), (8693, 14820148), (12754, 10101266), (16268, 7919323), (17386, 7410074), (25508, 5050633), (34772, 3705037), (44639, 2886076), (60851, 2117164), (75613, 1703828), (89278, 1443038), (121702, 1058582), (151226, 851914), (178556, 721519), (243404, 529291), (302452, 425957)]