829907780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{86269}}^1$

素因数の和:86328

約数の個数: 48

約数和(自身を含む): 1927616880

約数和(自身を除く): 1097709100

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 37, 52, 65, 74, 130, 148, 185, 260, 370, 481, 740, 962, 1924, 2405, 4810, 9620, 86269, 172538, 345076, 431345, 862690, 1121497, 1725380, 2242994, 3191953, 4485988, 5607485, 6383906, 11214970, 12767812, 15959765, 22429940, 31919530, 41495389, 63839060, 82990778, 165981556, 207476945, 414953890, 829907780]

約数ペア:

[(1, 829907780), (2, 414953890), (4, 207476945), (5, 165981556), (10, 82990778), (13, 63839060), (20, 41495389), (26, 31919530), (37, 22429940), (52, 15959765), (65, 12767812), (74, 11214970), (130, 6383906), (148, 5607485), (185, 4485988), (260, 3191953), (370, 2242994), (481, 1725380), (740, 1121497), (962, 862690), (1924, 431345), (2405, 345076), (4810, 172538), (9620, 86269)]