158475800

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{103}}^1\times {\mathrm{157}}^1$

素因数の和:290

約数の個数: 144

約数和(自身を含む): 435530160

約数和(自身を除く): 277054360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 49, 50, 56, 70, 98, 100, 103, 140, 157, 175, 196, 200, 206, 245, 280, 314, 350, 392, 412, 490, 515, 628, 700, 721, 785, 824, 980, 1030, 1099, 1225, 1256, 1400, 1442, 1570, 1960, 2060, 2198, 2450, 2575, 2884, 3140, 3605, 3925, 4120, 4396, 4900, 5047, 5150, 5495, 5768, 6280, 7210, 7693, 7850, 8792, 9800, 10094, 10300, 10990, 14420, 15386, 15700, 16171, 18025, 20188, 20600, 21980, 25235, 27475, 28840, 30772, 31400, 32342, 36050, 38465, 40376, 43960, 50470, 54950, 61544, 64684, 72100, 76930, 80855, 100940, 109900, 113197, 126175, 129368, 144200, 153860, 161710, 192325, 201880, 219800, 226394, 252350, 307720, 323420, 384650, 404275, 452788, 504700, 565985, 646840, 769300, 792379, 808550, 905576, 1009400, 1131970, 1538600, 1584758, 1617100, 2263940, 2829925, 3169516, 3234200, 3961895, 4527880, 5659850, 6339032, 7923790, 11319700, 15847580, 19809475, 22639400, 31695160, 39618950, 79237900, 158475800]

約数ペア:

[(1, 158475800), (2, 79237900), (4, 39618950), (5, 31695160), (7, 22639400), (8, 19809475), (10, 15847580), (14, 11319700), (20, 7923790), (25, 6339032), (28, 5659850), (35, 4527880), (40, 3961895), (49, 3234200), (50, 3169516), (56, 2829925), (70, 2263940), (98, 1617100), (100, 1584758), (103, 1538600), (140, 1131970), (157, 1009400), (175, 905576), (196, 808550), (200, 792379), (206, 769300), (245, 646840), (280, 565985), (314, 504700), (350, 452788), (392, 404275), (412, 384650), (490, 323420), (515, 307720), (628, 252350), (700, 226394), (721, 219800), (785, 201880), (824, 192325), (980, 161710), (1030, 153860), (1099, 144200), (1225, 129368), (1256, 126175), (1400, 113197), (1442, 109900), (1570, 100940), (1960, 80855), (2060, 76930), (2198, 72100), (2450, 64684), (2575, 61544), (2884, 54950), (3140, 50470), (3605, 43960), (3925, 40376), (4120, 38465), (4396, 36050), (4900, 32342), (5047, 31400), (5150, 30772), (5495, 28840), (5768, 27475), (6280, 25235), (7210, 21980), (7693, 20600), (7850, 20188), (8792, 18025), (9800, 16171), (10094, 15700), (10300, 15386), (10990, 14420)]