2557177039875

素因数分解:

$3^1\times 5^3\times {\mathrm{47}}^1\times {\mathrm{1783}}^1\times {\mathrm{81373}}^1$

素因数の和:83221

約数の個数: 64

約数和(自身を含む): 4348168261632

約数和(自身を除く): 1790991221757

約数列:

[1, 3, 5, 15, 25, 47, 75, 125, 141, 235, 375, 705, 1175, 1783, 3525, 5349, 5875, 8915, 17625, 26745, 44575, 81373, 83801, 133725, 222875, 244119, 251403, 406865, 419005, 668625, 1220595, 1257015, 2034325, 2095025, 3824531, 6102975, 6285075, 10171625, 10475125, 11473593, 19122655, 30514875, 31425375, 57367965, 95613275, 145088059, 286839825, 435264177, 478066375, 725440295, 1434199125, 2176320885, 3627201475, 6819138773, 10881604425, 18136007375, 20457416319, 34095693865, 54408022125, 102287081595, 170478469325, 511435407975, 852392346625, 2557177039875]

約数ペア:

[(1, 2557177039875), (3, 852392346625), (5, 511435407975), (15, 170478469325), (25, 102287081595), (47, 54408022125), (75, 34095693865), (125, 20457416319), (141, 18136007375), (235, 10881604425), (375, 6819138773), (705, 3627201475), (1175, 2176320885), (1783, 1434199125), (3525, 725440295), (5349, 478066375), (5875, 435264177), (8915, 286839825), (17625, 145088059), (26745, 95613275), (44575, 57367965), (81373, 31425375), (83801, 30514875), (133725, 19122655), (222875, 11473593), (244119, 10475125), (251403, 10171625), (406865, 6285075), (419005, 6102975), (668625, 3824531), (1220595, 2095025), (1257015, 2034325)]