245582900

素因数分解:

$2^2\times 5^2\times {\mathrm{103}}^1\times {\mathrm{113}}^1\times {\mathrm{211}}^1$

素因数の和:441

約数の個数: 72

約数和(自身を含む): 545423424

約数和(自身を除く): 299840524

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 103, 113, 206, 211, 226, 412, 422, 452, 515, 565, 844, 1030, 1055, 1130, 2060, 2110, 2260, 2575, 2825, 4220, 5150, 5275, 5650, 10300, 10550, 11300, 11639, 21100, 21733, 23278, 23843, 43466, 46556, 47686, 58195, 86932, 95372, 108665, 116390, 119215, 217330, 232780, 238430, 290975, 434660, 476860, 543325, 581950, 596075, 1086650, 1163900, 1192150, 2173300, 2384300, 2455829, 4911658, 9823316, 12279145, 24558290, 49116580, 61395725, 122791450, 245582900]

約数ペア:

[(1, 245582900), (2, 122791450), (4, 61395725), (5, 49116580), (10, 24558290), (20, 12279145), (25, 9823316), (50, 4911658), (100, 2455829), (103, 2384300), (113, 2173300), (206, 1192150), (211, 1163900), (226, 1086650), (412, 596075), (422, 581950), (452, 543325), (515, 476860), (565, 434660), (844, 290975), (1030, 238430), (1055, 232780), (1130, 217330), (2060, 119215), (2110, 116390), (2260, 108665), (2575, 95372), (2825, 86932), (4220, 58195), (5150, 47686), (5275, 46556), (5650, 43466), (10300, 23843), (10550, 23278), (11300, 21733), (11639, 21100)]