89407160

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{2503}}^1$

素因数の和:2580

約数の個数: 64

約数和(自身を含む): 216345600

約数和(自身を除く): 126938440

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 47, 76, 94, 95, 152, 188, 190, 235, 376, 380, 470, 760, 893, 940, 1786, 1880, 2503, 3572, 4465, 5006, 7144, 8930, 10012, 12515, 17860, 20024, 25030, 35720, 47557, 50060, 95114, 100120, 117641, 190228, 235282, 237785, 380456, 470564, 475570, 588205, 941128, 951140, 1176410, 1902280, 2235179, 2352820, 4470358, 4705640, 8940716, 11175895, 17881432, 22351790, 44703580, 89407160]

約数ペア:

[(1, 89407160), (2, 44703580), (4, 22351790), (5, 17881432), (8, 11175895), (10, 8940716), (19, 4705640), (20, 4470358), (38, 2352820), (40, 2235179), (47, 1902280), (76, 1176410), (94, 951140), (95, 941128), (152, 588205), (188, 475570), (190, 470564), (235, 380456), (376, 237785), (380, 235282), (470, 190228), (760, 117641), (893, 100120), (940, 95114), (1786, 50060), (1880, 47557), (2503, 35720), (3572, 25030), (4465, 20024), (5006, 17860), (7144, 12515), (8930, 10012)]