87552040

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{647}}^1$

素因数の和:874

約数の個数: 64

約数和(自身を含む): 209952000

約数和(自身を除く): 122399960

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 199, 340, 398, 647, 680, 796, 995, 1294, 1592, 1990, 2588, 3235, 3383, 3980, 5176, 6470, 6766, 7960, 10999, 12940, 13532, 16915, 21998, 25880, 27064, 33830, 43996, 54995, 67660, 87992, 109990, 128753, 135320, 219980, 257506, 439960, 515012, 643765, 1030024, 1287530, 2188801, 2575060, 4377602, 5150120, 8755204, 10944005, 17510408, 21888010, 43776020, 87552040]

約数ペア:

[(1, 87552040), (2, 43776020), (4, 21888010), (5, 17510408), (8, 10944005), (10, 8755204), (17, 5150120), (20, 4377602), (34, 2575060), (40, 2188801), (68, 1287530), (85, 1030024), (136, 643765), (170, 515012), (199, 439960), (340, 257506), (398, 219980), (647, 135320), (680, 128753), (796, 109990), (995, 87992), (1294, 67660), (1592, 54995), (1990, 43996), (2588, 33830), (3235, 27064), (3383, 25880), (3980, 21998), (5176, 16915), (6470, 13532), (6766, 12940), (7960, 10999)]