202140640

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{619}}^1$

素因数の和:804

約数の個数: 96

約数和(自身を含む): 518404320

約数和(自身を除く): 316263680

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 157, 160, 208, 260, 314, 416, 520, 619, 628, 785, 1040, 1238, 1256, 1570, 2041, 2080, 2476, 2512, 3095, 3140, 4082, 4952, 5024, 6190, 6280, 8047, 8164, 9904, 10205, 12380, 12560, 16094, 16328, 19808, 20410, 24760, 25120, 32188, 32656, 40235, 40820, 49520, 64376, 65312, 80470, 81640, 97183, 99040, 128752, 160940, 163280, 194366, 257504, 321880, 326560, 388732, 485915, 643760, 777464, 971830, 1263379, 1287520, 1554928, 1943660, 2526758, 3109856, 3887320, 5053516, 6316895, 7774640, 10107032, 12633790, 15549280, 20214064, 25267580, 40428128, 50535160, 101070320, 202140640]

約数ペア:

[(1, 202140640), (2, 101070320), (4, 50535160), (5, 40428128), (8, 25267580), (10, 20214064), (13, 15549280), (16, 12633790), (20, 10107032), (26, 7774640), (32, 6316895), (40, 5053516), (52, 3887320), (65, 3109856), (80, 2526758), (104, 1943660), (130, 1554928), (157, 1287520), (160, 1263379), (208, 971830), (260, 777464), (314, 643760), (416, 485915), (520, 388732), (619, 326560), (628, 321880), (785, 257504), (1040, 194366), (1238, 163280), (1256, 160940), (1570, 128752), (2041, 99040), (2080, 97183), (2476, 81640), (2512, 80470), (3095, 65312), (3140, 64376), (4082, 49520), (4952, 40820), (5024, 40235), (6190, 32656), (6280, 32188), (8047, 25120), (8164, 24760), (9904, 20410), (10205, 19808), (12380, 16328), (12560, 16094)]