200512900

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{151}}^1\times {\mathrm{271}}^1$

素因数の和:450

約数の個数: 108

約数和(自身を含む): 511383936

約数和(自身を除く): 310871036

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 140, 151, 175, 196, 245, 271, 302, 350, 490, 542, 604, 700, 755, 980, 1057, 1084, 1225, 1355, 1510, 1897, 2114, 2450, 2710, 3020, 3775, 3794, 4228, 4900, 5285, 5420, 6775, 7399, 7550, 7588, 9485, 10570, 13279, 13550, 14798, 15100, 18970, 21140, 26425, 26558, 27100, 29596, 36995, 37940, 40921, 47425, 52850, 53116, 66395, 73990, 81842, 94850, 105700, 132790, 147980, 163684, 184975, 189700, 204605, 265580, 286447, 331975, 369950, 409210, 572894, 663950, 739900, 818420, 1023025, 1145788, 1327900, 1432235, 2005129, 2046050, 2864470, 4010258, 4092100, 5728940, 7161175, 8020516, 10025645, 14322350, 20051290, 28644700, 40102580, 50128225, 100256450, 200512900]

約数ペア:

[(1, 200512900), (2, 100256450), (4, 50128225), (5, 40102580), (7, 28644700), (10, 20051290), (14, 14322350), (20, 10025645), (25, 8020516), (28, 7161175), (35, 5728940), (49, 4092100), (50, 4010258), (70, 2864470), (98, 2046050), (100, 2005129), (140, 1432235), (151, 1327900), (175, 1145788), (196, 1023025), (245, 818420), (271, 739900), (302, 663950), (350, 572894), (490, 409210), (542, 369950), (604, 331975), (700, 286447), (755, 265580), (980, 204605), (1057, 189700), (1084, 184975), (1225, 163684), (1355, 147980), (1510, 132790), (1897, 105700), (2114, 94850), (2450, 81842), (2710, 73990), (3020, 66395), (3775, 53116), (3794, 52850), (4228, 47425), (4900, 40921), (5285, 37940), (5420, 36995), (6775, 29596), (7399, 27100), (7550, 26558), (7588, 26425), (9485, 21140), (10570, 18970), (13279, 15100), (13550, 14798)]