82570820

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{1277}}^1$

素因数の和:1400

約数の個数: 48

約数和(自身を含む): 179707248

約数和(自身を除く): 97136428

約数列:

[1, 2, 4, 5, 10, 20, 53, 61, 106, 122, 212, 244, 265, 305, 530, 610, 1060, 1220, 1277, 2554, 3233, 5108, 6385, 6466, 12770, 12932, 16165, 25540, 32330, 64660, 67681, 77897, 135362, 155794, 270724, 311588, 338405, 389485, 676810, 778970, 1353620, 1557940, 4128541, 8257082, 16514164, 20642705, 41285410, 82570820]

約数ペア:

[(1, 82570820), (2, 41285410), (4, 20642705), (5, 16514164), (10, 8257082), (20, 4128541), (53, 1557940), (61, 1353620), (106, 778970), (122, 676810), (212, 389485), (244, 338405), (265, 311588), (305, 270724), (530, 155794), (610, 135362), (1060, 77897), (1220, 67681), (1277, 64660), (2554, 32330), (3233, 25540), (5108, 16165), (6385, 12932), (6466, 12770)]