82773040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{1871}}^1$

素因数の和:1970

約数の個数: 80

約数和(自身を含む): 222842880

約数和(自身を除く): 140069840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 79, 80, 112, 140, 158, 280, 316, 395, 553, 560, 632, 790, 1106, 1264, 1580, 1871, 2212, 2765, 3160, 3742, 4424, 5530, 6320, 7484, 8848, 9355, 11060, 13097, 14968, 18710, 22120, 26194, 29936, 37420, 44240, 52388, 65485, 74840, 104776, 130970, 147809, 149680, 209552, 261940, 295618, 523880, 591236, 739045, 1034663, 1047760, 1182472, 1478090, 2069326, 2364944, 2956180, 4138652, 5173315, 5912360, 8277304, 10346630, 11824720, 16554608, 20693260, 41386520, 82773040]

約数ペア:

[(1, 82773040), (2, 41386520), (4, 20693260), (5, 16554608), (7, 11824720), (8, 10346630), (10, 8277304), (14, 5912360), (16, 5173315), (20, 4138652), (28, 2956180), (35, 2364944), (40, 2069326), (56, 1478090), (70, 1182472), (79, 1047760), (80, 1034663), (112, 739045), (140, 591236), (158, 523880), (280, 295618), (316, 261940), (395, 209552), (553, 149680), (560, 147809), (632, 130970), (790, 104776), (1106, 74840), (1264, 65485), (1580, 52388), (1871, 44240), (2212, 37420), (2765, 29936), (3160, 26194), (3742, 22120), (4424, 18710), (5530, 14968), (6320, 13097), (7484, 11060), (8848, 9355)]