78014723920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{10357}}^1\times {\mathrm{13451}}^1$

素因数の和:23828

約数の個数: 80

約数和(自身を含む): 207331694208

約数和(自身を除く): 129316970288

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 10357, 13451, 20714, 26902, 41428, 51785, 53804, 67255, 72499, 82856, 94157, 103570, 107608, 134510, 144998, 165712, 188314, 207140, 215216, 269020, 289996, 362495, 376628, 414280, 470785, 538040, 579992, 724990, 753256, 828560, 941570, 1076080, 1159984, 1449980, 1506512, 1883140, 2899960, 3766280, 5799920, 7532560, 139312007, 278624014, 557248028, 696560035, 975184049, 1114496056, 1393120070, 1950368098, 2228992112, 2786240140, 3900736196, 4875920245, 5572480280, 7801472392, 9751840490, 11144960560, 15602944784, 19503680980, 39007361960, 78014723920]

約数ペア:

[(1, 78014723920), (2, 39007361960), (4, 19503680980), (5, 15602944784), (7, 11144960560), (8, 9751840490), (10, 7801472392), (14, 5572480280), (16, 4875920245), (20, 3900736196), (28, 2786240140), (35, 2228992112), (40, 1950368098), (56, 1393120070), (70, 1114496056), (80, 975184049), (112, 696560035), (140, 557248028), (280, 278624014), (560, 139312007), (10357, 7532560), (13451, 5799920), (20714, 3766280), (26902, 2899960), (41428, 1883140), (51785, 1506512), (53804, 1449980), (67255, 1159984), (72499, 1076080), (82856, 941570), (94157, 828560), (103570, 753256), (107608, 724990), (134510, 579992), (144998, 538040), (165712, 470785), (188314, 414280), (207140, 376628), (215216, 362495), (269020, 289996)]