249855190

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{503}}^1\times {\mathrm{3821}}^1$

素因数の和:4344

約数の個数: 32

約数和(自身を含む): 485424576

約数和(自身を除く): 235569386

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 503, 1006, 2515, 3821, 5030, 6539, 7642, 13078, 19105, 32695, 38210, 49673, 65390, 99346, 248365, 496730, 1921963, 3843926, 9609815, 19219630, 24985519, 49971038, 124927595, 249855190]

約数ペア:

[(1, 249855190), (2, 124927595), (5, 49971038), (10, 24985519), (13, 19219630), (26, 9609815), (65, 3843926), (130, 1921963), (503, 496730), (1006, 248365), (2515, 99346), (3821, 65390), (5030, 49673), (6539, 38210), (7642, 32695), (13078, 19105)]