479690800

素因数分解:

$2^4\times 5^2\times {\mathrm{43}}^1\times {\mathrm{167}}^2$

素因数の和:395

約数の個数: 90

約数和(自身を含む): 1186362188

約数和(自身を除く): 706671388

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 43, 50, 80, 86, 100, 167, 172, 200, 215, 334, 344, 400, 430, 668, 688, 835, 860, 1075, 1336, 1670, 1720, 2150, 2672, 3340, 3440, 4175, 4300, 6680, 7181, 8350, 8600, 13360, 14362, 16700, 17200, 27889, 28724, 33400, 35905, 55778, 57448, 66800, 71810, 111556, 114896, 139445, 143620, 179525, 223112, 278890, 287240, 359050, 446224, 557780, 574480, 697225, 718100, 1115560, 1199227, 1394450, 1436200, 2231120, 2398454, 2788900, 2872400, 4796908, 5577800, 5996135, 9593816, 11155600, 11992270, 19187632, 23984540, 29980675, 47969080, 59961350, 95938160, 119922700, 239845400, 479690800]

約数ペア:

[(1, 479690800), (2, 239845400), (4, 119922700), (5, 95938160), (8, 59961350), (10, 47969080), (16, 29980675), (20, 23984540), (25, 19187632), (40, 11992270), (43, 11155600), (50, 9593816), (80, 5996135), (86, 5577800), (100, 4796908), (167, 2872400), (172, 2788900), (200, 2398454), (215, 2231120), (334, 1436200), (344, 1394450), (400, 1199227), (430, 1115560), (668, 718100), (688, 697225), (835, 574480), (860, 557780), (1075, 446224), (1336, 359050), (1670, 287240), (1720, 278890), (2150, 223112), (2672, 179525), (3340, 143620), (3440, 139445), (4175, 114896), (4300, 111556), (6680, 71810), (7181, 66800), (8350, 57448), (8600, 55778), (13360, 35905), (14362, 33400), (16700, 28724), (17200, 27889)]