661317114100

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{463}}^1\times {\mathrm{751753}}^1$

素因数の和:752249

約数の個数: 72

約数和(自身を含む): 1513852135040

約数和(自身を除く): 852535020940

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 380, 463, 475, 926, 950, 1852, 1900, 2315, 4630, 8797, 9260, 11575, 17594, 23150, 35188, 43985, 46300, 87970, 175940, 219925, 439850, 751753, 879700, 1503506, 3007012, 3758765, 7517530, 14283307, 15035060, 18793825, 28566614, 37587650, 57133228, 71416535, 75175300, 142833070, 285666140, 348061639, 357082675, 696123278, 714165350, 1392246556, 1428330700, 1740308195, 3480616390, 6613171141, 6961232780, 8701540975, 13226342282, 17403081950, 26452684564, 33065855705, 34806163900, 66131711410, 132263422820, 165329278525, 330658557050, 661317114100]

約数ペア:

[(1, 661317114100), (2, 330658557050), (4, 165329278525), (5, 132263422820), (10, 66131711410), (19, 34806163900), (20, 33065855705), (25, 26452684564), (38, 17403081950), (50, 13226342282), (76, 8701540975), (95, 6961232780), (100, 6613171141), (190, 3480616390), (380, 1740308195), (463, 1428330700), (475, 1392246556), (926, 714165350), (950, 696123278), (1852, 357082675), (1900, 348061639), (2315, 285666140), (4630, 142833070), (8797, 75175300), (9260, 71416535), (11575, 57133228), (17594, 37587650), (23150, 28566614), (35188, 18793825), (43985, 15035060), (46300, 14283307), (87970, 7517530), (175940, 3758765), (219925, 3007012), (439850, 1503506), (751753, 879700)]