64589800

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{157}}^1$

素因数の和:212

約数の個数: 144

約数和(自身を含む): 175887180

約数和(自身を除く): 111297380

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 25, 34, 40, 44, 50, 55, 68, 85, 88, 100, 110, 121, 136, 157, 170, 187, 200, 220, 242, 275, 314, 340, 374, 425, 440, 484, 550, 605, 628, 680, 748, 785, 850, 935, 968, 1100, 1210, 1256, 1496, 1570, 1700, 1727, 1870, 2057, 2200, 2420, 2669, 3025, 3140, 3400, 3454, 3740, 3925, 4114, 4675, 4840, 5338, 6050, 6280, 6908, 7480, 7850, 8228, 8635, 9350, 10285, 10676, 12100, 13345, 13816, 15700, 16456, 17270, 18700, 18997, 20570, 21352, 24200, 26690, 29359, 31400, 34540, 37400, 37994, 41140, 43175, 51425, 53380, 58718, 66725, 69080, 75988, 82280, 86350, 94985, 102850, 106760, 117436, 133450, 146795, 151976, 172700, 189970, 205700, 234872, 266900, 293590, 322949, 345400, 379940, 411400, 474925, 533800, 587180, 645898, 733975, 759880, 949850, 1174360, 1291796, 1467950, 1614745, 1899700, 2583592, 2935900, 3229490, 3799400, 5871800, 6458980, 8073725, 12917960, 16147450, 32294900, 64589800]

約数ペア:

[(1, 64589800), (2, 32294900), (4, 16147450), (5, 12917960), (8, 8073725), (10, 6458980), (11, 5871800), (17, 3799400), (20, 3229490), (22, 2935900), (25, 2583592), (34, 1899700), (40, 1614745), (44, 1467950), (50, 1291796), (55, 1174360), (68, 949850), (85, 759880), (88, 733975), (100, 645898), (110, 587180), (121, 533800), (136, 474925), (157, 411400), (170, 379940), (187, 345400), (200, 322949), (220, 293590), (242, 266900), (275, 234872), (314, 205700), (340, 189970), (374, 172700), (425, 151976), (440, 146795), (484, 133450), (550, 117436), (605, 106760), (628, 102850), (680, 94985), (748, 86350), (785, 82280), (850, 75988), (935, 69080), (968, 66725), (1100, 58718), (1210, 53380), (1256, 51425), (1496, 43175), (1570, 41140), (1700, 37994), (1727, 37400), (1870, 34540), (2057, 31400), (2200, 29359), (2420, 26690), (2669, 24200), (3025, 21352), (3140, 20570), (3400, 18997), (3454, 18700), (3740, 17270), (3925, 16456), (4114, 15700), (4675, 13816), (4840, 13345), (5338, 12100), (6050, 10676), (6280, 10285), (6908, 9350), (7480, 8635), (7850, 8228)]