20171115200

素因数分解:

$2^6\times 5^2\times {\mathrm{2791}}^1\times {\mathrm{4517}}^1$

素因数の和:7330

約数の個数: 84

約数和(自身を含む): 49662325872

約数和(自身を除く): 29491210672

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 160, 200, 320, 400, 800, 1600, 2791, 4517, 5582, 9034, 11164, 13955, 18068, 22328, 22585, 27910, 36136, 44656, 45170, 55820, 69775, 72272, 89312, 90340, 111640, 112925, 139550, 144544, 178624, 180680, 223280, 225850, 279100, 289088, 361360, 446560, 451700, 558200, 722720, 893120, 903400, 1116400, 1445440, 1806800, 2232800, 3613600, 4465600, 7227200, 12606947, 25213894, 50427788, 63034735, 100855576, 126069470, 201711152, 252138940, 315173675, 403422304, 504277880, 630347350, 806844608, 1008555760, 1260694700, 2017111520, 2521389400, 4034223040, 5042778800, 10085557600, 20171115200]

約数ペア:

[(1, 20171115200), (2, 10085557600), (4, 5042778800), (5, 4034223040), (8, 2521389400), (10, 2017111520), (16, 1260694700), (20, 1008555760), (25, 806844608), (32, 630347350), (40, 504277880), (50, 403422304), (64, 315173675), (80, 252138940), (100, 201711152), (160, 126069470), (200, 100855576), (320, 63034735), (400, 50427788), (800, 25213894), (1600, 12606947), (2791, 7227200), (4517, 4465600), (5582, 3613600), (9034, 2232800), (11164, 1806800), (13955, 1445440), (18068, 1116400), (22328, 903400), (22585, 893120), (27910, 722720), (36136, 558200), (44656, 451700), (45170, 446560), (55820, 361360), (69775, 289088), (72272, 279100), (89312, 225850), (90340, 223280), (111640, 180680), (112925, 178624), (139550, 144544)]