156775990

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{10321}}^1$

素因数の和:10373

約数の個数: 48

約数和(自身を含む): 338891904

約数和(自身を除く): 182115914

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 49, 62, 70, 98, 155, 217, 245, 310, 434, 490, 1085, 1519, 2170, 3038, 7595, 10321, 15190, 20642, 51605, 72247, 103210, 144494, 319951, 361235, 505729, 639902, 722470, 1011458, 1599755, 2239657, 2528645, 3199510, 4479314, 5057290, 11198285, 15677599, 22396570, 31355198, 78387995, 156775990]

約数ペア:

[(1, 156775990), (2, 78387995), (5, 31355198), (7, 22396570), (10, 15677599), (14, 11198285), (31, 5057290), (35, 4479314), (49, 3199510), (62, 2528645), (70, 2239657), (98, 1599755), (155, 1011458), (217, 722470), (245, 639902), (310, 505729), (434, 361235), (490, 319951), (1085, 144494), (1519, 103210), (2170, 72247), (3038, 51605), (7595, 20642), (10321, 15190)]