75212540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{443}}^1\times {\mathrm{653}}^1$

素因数の和:1118

約数の個数: 48

約数和(自身を含む): 170741088

約数和(自身を除く): 95528548

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 443, 653, 886, 1306, 1772, 2215, 2612, 3265, 4430, 5759, 6530, 8489, 8860, 11518, 13060, 16978, 23036, 28795, 33956, 42445, 57590, 84890, 115180, 169780, 289279, 578558, 1157116, 1446395, 2892790, 3760627, 5785580, 7521254, 15042508, 18803135, 37606270, 75212540]

約数ペア:

[(1, 75212540), (2, 37606270), (4, 18803135), (5, 15042508), (10, 7521254), (13, 5785580), (20, 3760627), (26, 2892790), (52, 1446395), (65, 1157116), (130, 578558), (260, 289279), (443, 169780), (653, 115180), (886, 84890), (1306, 57590), (1772, 42445), (2215, 33956), (2612, 28795), (3265, 23036), (4430, 16978), (5759, 13060), (6530, 11518), (8489, 8860)]