83749640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^3\times {\mathrm{953}}^1$

素因数の和:1003

約数の個数: 64

約数和(自身を含む): 204346800

約数和(自身を除く): 120597160

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 260, 338, 520, 676, 845, 953, 1352, 1690, 1906, 2197, 3380, 3812, 4394, 4765, 6760, 7624, 8788, 9530, 10985, 12389, 17576, 19060, 21970, 24778, 38120, 43940, 49556, 61945, 87880, 99112, 123890, 161057, 247780, 322114, 495560, 644228, 805285, 1288456, 1610570, 2093741, 3221140, 4187482, 6442280, 8374964, 10468705, 16749928, 20937410, 41874820, 83749640]

約数ペア:

[(1, 83749640), (2, 41874820), (4, 20937410), (5, 16749928), (8, 10468705), (10, 8374964), (13, 6442280), (20, 4187482), (26, 3221140), (40, 2093741), (52, 1610570), (65, 1288456), (104, 805285), (130, 644228), (169, 495560), (260, 322114), (338, 247780), (520, 161057), (676, 123890), (845, 99112), (953, 87880), (1352, 61945), (1690, 49556), (1906, 43940), (2197, 38120), (3380, 24778), (3812, 21970), (4394, 19060), (4765, 17576), (6760, 12389), (7624, 10985), (8788, 9530)]