49431720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31687}}^1$

素因数の和:31714

約数の個数: 64

約数和(自身を含む): 159707520

約数和(自身を除く): 110275800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 31687, 63374, 95061, 126748, 158435, 190122, 253496, 316870, 380244, 411931, 475305, 633740, 760488, 823862, 950610, 1235793, 1267480, 1647724, 1901220, 2059655, 2471586, 3295448, 3802440, 4119310, 4943172, 6178965, 8238620, 9886344, 12357930, 16477240, 24715860, 49431720]

約数ペア:

[(1, 49431720), (2, 24715860), (3, 16477240), (4, 12357930), (5, 9886344), (6, 8238620), (8, 6178965), (10, 4943172), (12, 4119310), (13, 3802440), (15, 3295448), (20, 2471586), (24, 2059655), (26, 1901220), (30, 1647724), (39, 1267480), (40, 1235793), (52, 950610), (60, 823862), (65, 760488), (78, 633740), (104, 475305), (120, 411931), (130, 380244), (156, 316870), (195, 253496), (260, 190122), (312, 158435), (390, 126748), (520, 95061), (780, 63374), (1560, 31687)]