73888700

素因数分解:

$2^2\times 5^2\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{199}}^1$

素因数の和:339

約数の個数: 72

約数和(自身を含む): 166656000

約数和(自身を除く): 92767300

約数列:

[1, 2, 4, 5, 10, 20, 25, 47, 50, 79, 94, 100, 158, 188, 199, 235, 316, 395, 398, 470, 790, 796, 940, 995, 1175, 1580, 1975, 1990, 2350, 3713, 3950, 3980, 4700, 4975, 7426, 7900, 9353, 9950, 14852, 15721, 18565, 18706, 19900, 31442, 37130, 37412, 46765, 62884, 74260, 78605, 92825, 93530, 157210, 185650, 187060, 233825, 314420, 371300, 393025, 467650, 738887, 786050, 935300, 1477774, 1572100, 2955548, 3694435, 7388870, 14777740, 18472175, 36944350, 73888700]

約数ペア:

[(1, 73888700), (2, 36944350), (4, 18472175), (5, 14777740), (10, 7388870), (20, 3694435), (25, 2955548), (47, 1572100), (50, 1477774), (79, 935300), (94, 786050), (100, 738887), (158, 467650), (188, 393025), (199, 371300), (235, 314420), (316, 233825), (395, 187060), (398, 185650), (470, 157210), (790, 93530), (796, 92825), (940, 78605), (995, 74260), (1175, 62884), (1580, 46765), (1975, 37412), (1990, 37130), (2350, 31442), (3713, 19900), (3950, 18706), (3980, 18565), (4700, 15721), (4975, 14852), (7426, 9950), (7900, 9353)]