84441520

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{431}}^1$

素因数の和:554

約数の個数: 80

約数和(自身を含む): 205701120

約数和(自身を除く): 121259600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 79, 80, 124, 155, 158, 248, 310, 316, 395, 431, 496, 620, 632, 790, 862, 1240, 1264, 1580, 1724, 2155, 2449, 2480, 3160, 3448, 4310, 4898, 6320, 6896, 8620, 9796, 12245, 13361, 17240, 19592, 24490, 26722, 34049, 34480, 39184, 48980, 53444, 66805, 68098, 97960, 106888, 133610, 136196, 170245, 195920, 213776, 267220, 272392, 340490, 534440, 544784, 680980, 1055519, 1068880, 1361960, 2111038, 2723920, 4222076, 5277595, 8444152, 10555190, 16888304, 21110380, 42220760, 84441520]

約数ペア:

[(1, 84441520), (2, 42220760), (4, 21110380), (5, 16888304), (8, 10555190), (10, 8444152), (16, 5277595), (20, 4222076), (31, 2723920), (40, 2111038), (62, 1361960), (79, 1068880), (80, 1055519), (124, 680980), (155, 544784), (158, 534440), (248, 340490), (310, 272392), (316, 267220), (395, 213776), (431, 195920), (496, 170245), (620, 136196), (632, 133610), (790, 106888), (862, 97960), (1240, 68098), (1264, 66805), (1580, 53444), (1724, 48980), (2155, 39184), (2449, 34480), (2480, 34049), (3160, 26722), (3448, 24490), (4310, 19592), (4898, 17240), (6320, 13361), (6896, 12245), (8620, 9796)]