77986428

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1$

素因数の和:287

約数の個数: 96

約数和(自身を含む): 204482880

約数和(自身を除く): 126496452

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 41, 52, 78, 82, 89, 123, 137, 156, 164, 178, 246, 267, 274, 356, 411, 492, 533, 534, 548, 822, 1066, 1068, 1157, 1599, 1644, 1781, 2132, 2314, 3198, 3471, 3562, 3649, 4628, 5343, 5617, 6396, 6942, 7124, 7298, 10686, 10947, 11234, 12193, 13884, 14596, 16851, 21372, 21894, 22468, 24386, 33702, 36579, 43788, 47437, 48772, 67404, 73021, 73158, 94874, 142311, 146042, 146316, 158509, 189748, 219063, 284622, 292084, 317018, 438126, 475527, 499913, 569244, 634036, 876252, 951054, 999826, 1499739, 1902108, 1999652, 2999478, 5998956, 6498869, 12997738, 19496607, 25995476, 38993214, 77986428]

約数ペア:

[(1, 77986428), (2, 38993214), (3, 25995476), (4, 19496607), (6, 12997738), (12, 6498869), (13, 5998956), (26, 2999478), (39, 1999652), (41, 1902108), (52, 1499739), (78, 999826), (82, 951054), (89, 876252), (123, 634036), (137, 569244), (156, 499913), (164, 475527), (178, 438126), (246, 317018), (267, 292084), (274, 284622), (356, 219063), (411, 189748), (492, 158509), (533, 146316), (534, 146042), (548, 142311), (822, 94874), (1066, 73158), (1068, 73021), (1157, 67404), (1599, 48772), (1644, 47437), (1781, 43788), (2132, 36579), (2314, 33702), (3198, 24386), (3471, 22468), (3562, 21894), (3649, 21372), (4628, 16851), (5343, 14596), (5617, 13884), (6396, 12193), (6942, 11234), (7124, 10947), (7298, 10686)]