978189475504

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{461}}^1\times {\mathrm{76261}}^1$

素因数の和:76814

約数の個数: 80

約数和(自身を含む): 1992217239936

約数和(自身を除く): 1014027764432

約数列:

[1, 2, 4, 8, 16, 37, 47, 74, 94, 148, 188, 296, 376, 461, 592, 752, 922, 1739, 1844, 3478, 3688, 6956, 7376, 13912, 17057, 21667, 27824, 34114, 43334, 68228, 76261, 86668, 136456, 152522, 173336, 272912, 305044, 346672, 610088, 801679, 1220176, 1603358, 2821657, 3206716, 3584267, 5643314, 6413432, 7168534, 11286628, 12826864, 14337068, 22573256, 28674136, 35156321, 45146512, 57348272, 70312642, 132617879, 140625284, 265235758, 281250568, 530471516, 562501136, 1060943032, 1300783877, 1652347087, 2121886064, 2601567754, 3304694174, 5203135508, 6609388348, 10406271016, 13218776696, 20812542032, 26437553392, 61136842219, 122273684438, 244547368876, 489094737752, 978189475504]

約数ペア:

[(1, 978189475504), (2, 489094737752), (4, 244547368876), (8, 122273684438), (16, 61136842219), (37, 26437553392), (47, 20812542032), (74, 13218776696), (94, 10406271016), (148, 6609388348), (188, 5203135508), (296, 3304694174), (376, 2601567754), (461, 2121886064), (592, 1652347087), (752, 1300783877), (922, 1060943032), (1739, 562501136), (1844, 530471516), (3478, 281250568), (3688, 265235758), (6956, 140625284), (7376, 132617879), (13912, 70312642), (17057, 57348272), (21667, 45146512), (27824, 35156321), (34114, 28674136), (43334, 22573256), (68228, 14337068), (76261, 12826864), (86668, 11286628), (136456, 7168534), (152522, 6413432), (173336, 5643314), (272912, 3584267), (305044, 3206716), (346672, 2821657), (610088, 1603358), (801679, 1220176)]