498577900

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{239}}^1\times {\mathrm{907}}^1$

素因数の和:1183

約数の個数: 72

約数和(自身を含む): 1134927360

約数和(自身を除く): 636349460

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 92, 100, 115, 230, 239, 460, 478, 575, 907, 956, 1150, 1195, 1814, 2300, 2390, 3628, 4535, 4780, 5497, 5975, 9070, 10994, 11950, 18140, 20861, 21988, 22675, 23900, 27485, 41722, 45350, 54970, 83444, 90700, 104305, 109940, 137425, 208610, 216773, 274850, 417220, 433546, 521525, 549700, 867092, 1043050, 1083865, 2086100, 2167730, 4335460, 4985779, 5419325, 9971558, 10838650, 19943116, 21677300, 24928895, 49857790, 99715580, 124644475, 249288950, 498577900]

約数ペア:

[(1, 498577900), (2, 249288950), (4, 124644475), (5, 99715580), (10, 49857790), (20, 24928895), (23, 21677300), (25, 19943116), (46, 10838650), (50, 9971558), (92, 5419325), (100, 4985779), (115, 4335460), (230, 2167730), (239, 2086100), (460, 1083865), (478, 1043050), (575, 867092), (907, 549700), (956, 521525), (1150, 433546), (1195, 417220), (1814, 274850), (2300, 216773), (2390, 208610), (3628, 137425), (4535, 109940), (4780, 104305), (5497, 90700), (5975, 83444), (9070, 54970), (10994, 45350), (11950, 41722), (18140, 27485), (20861, 23900), (21988, 22675)]