79886800

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{277}}^1$

素因数の和:405

約数の個数: 120

約数和(自身を含む): 222275456

約数和(自身を除く): 142388656

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 100, 103, 112, 140, 175, 200, 206, 277, 280, 350, 400, 412, 515, 554, 560, 700, 721, 824, 1030, 1108, 1385, 1400, 1442, 1648, 1939, 2060, 2216, 2575, 2770, 2800, 2884, 3605, 3878, 4120, 4432, 5150, 5540, 5768, 6925, 7210, 7756, 8240, 9695, 10300, 11080, 11536, 13850, 14420, 15512, 18025, 19390, 20600, 22160, 27700, 28531, 28840, 31024, 36050, 38780, 41200, 48475, 55400, 57062, 57680, 72100, 77560, 96950, 110800, 114124, 142655, 144200, 155120, 193900, 199717, 228248, 285310, 288400, 387800, 399434, 456496, 570620, 713275, 775600, 798868, 998585, 1141240, 1426550, 1597736, 1997170, 2282480, 2853100, 3195472, 3994340, 4992925, 5706200, 7988680, 9985850, 11412400, 15977360, 19971700, 39943400, 79886800]

約数ペア:

[(1, 79886800), (2, 39943400), (4, 19971700), (5, 15977360), (7, 11412400), (8, 9985850), (10, 7988680), (14, 5706200), (16, 4992925), (20, 3994340), (25, 3195472), (28, 2853100), (35, 2282480), (40, 1997170), (50, 1597736), (56, 1426550), (70, 1141240), (80, 998585), (100, 798868), (103, 775600), (112, 713275), (140, 570620), (175, 456496), (200, 399434), (206, 387800), (277, 288400), (280, 285310), (350, 228248), (400, 199717), (412, 193900), (515, 155120), (554, 144200), (560, 142655), (700, 114124), (721, 110800), (824, 96950), (1030, 77560), (1108, 72100), (1385, 57680), (1400, 57062), (1442, 55400), (1648, 48475), (1939, 41200), (2060, 38780), (2216, 36050), (2575, 31024), (2770, 28840), (2800, 28531), (2884, 27700), (3605, 22160), (3878, 20600), (4120, 19390), (4432, 18025), (5150, 15512), (5540, 14420), (5768, 13850), (6925, 11536), (7210, 11080), (7756, 10300), (8240, 9695)]