83770720

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^2\times {\mathrm{4327}}^1$

素因数の和:4364

約数の個数: 72

約数和(自身を含む): 217585872

約数和(自身を除く): 133815152

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 121, 160, 176, 220, 242, 352, 440, 484, 605, 880, 968, 1210, 1760, 1936, 2420, 3872, 4327, 4840, 8654, 9680, 17308, 19360, 21635, 34616, 43270, 47597, 69232, 86540, 95194, 138464, 173080, 190388, 237985, 346160, 380776, 475970, 523567, 692320, 761552, 951940, 1047134, 1523104, 1903880, 2094268, 2617835, 3807760, 4188536, 5235670, 7615520, 8377072, 10471340, 16754144, 20942680, 41885360, 83770720]

約数ペア:

[(1, 83770720), (2, 41885360), (4, 20942680), (5, 16754144), (8, 10471340), (10, 8377072), (11, 7615520), (16, 5235670), (20, 4188536), (22, 3807760), (32, 2617835), (40, 2094268), (44, 1903880), (55, 1523104), (80, 1047134), (88, 951940), (110, 761552), (121, 692320), (160, 523567), (176, 475970), (220, 380776), (242, 346160), (352, 237985), (440, 190388), (484, 173080), (605, 138464), (880, 95194), (968, 86540), (1210, 69232), (1760, 47597), (1936, 43270), (2420, 34616), (3872, 21635), (4327, 19360), (4840, 17308), (8654, 9680)]