290051245

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{5237}}^1$

素因数の和:5325

約数の個数: 32

約数和(自身を含む): 407306880

約数和(自身を除く): 117255635

約数列:

[1, 5, 11, 19, 53, 55, 95, 209, 265, 583, 1007, 1045, 2915, 5035, 5237, 11077, 26185, 55385, 57607, 99503, 277561, 288035, 497515, 1094533, 1387805, 3053171, 5273659, 5472665, 15265855, 26368295, 58010249, 290051245]

約数ペア:

[(1, 290051245), (5, 58010249), (11, 26368295), (19, 15265855), (53, 5472665), (55, 5273659), (95, 3053171), (209, 1387805), (265, 1094533), (583, 497515), (1007, 288035), (1045, 277561), (2915, 99503), (5035, 57607), (5237, 55385), (11077, 26185)]