210363725

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{163}}^1$

素因数の和:235

約数の個数: 72

約数和(自身を含む): 325416672

約数和(自身を除く): 115052947

約数列:

[1, 5, 11, 13, 19, 25, 55, 65, 95, 143, 163, 209, 247, 275, 325, 361, 475, 715, 815, 1045, 1235, 1793, 1805, 2119, 2717, 3097, 3575, 3971, 4075, 4693, 5225, 6175, 8965, 9025, 10595, 13585, 15485, 19855, 23309, 23465, 34067, 40261, 44825, 51623, 52975, 58843, 67925, 77425, 99275, 116545, 117325, 170335, 201305, 258115, 294215, 442871, 582725, 647273, 764959, 851675, 1006525, 1290575, 1471075, 2214355, 3236365, 3824795, 8414549, 11071775, 16181825, 19123975, 42072745, 210363725]

約数ペア:

[(1, 210363725), (5, 42072745), (11, 19123975), (13, 16181825), (19, 11071775), (25, 8414549), (55, 3824795), (65, 3236365), (95, 2214355), (143, 1471075), (163, 1290575), (209, 1006525), (247, 851675), (275, 764959), (325, 647273), (361, 582725), (475, 442871), (715, 294215), (815, 258115), (1045, 201305), (1235, 170335), (1793, 117325), (1805, 116545), (2119, 99275), (2717, 77425), (3097, 67925), (3575, 58843), (3971, 52975), (4075, 51623), (4693, 44825), (5225, 40261), (6175, 34067), (8965, 23465), (9025, 23309), (10595, 19855), (13585, 15485)]