63135220

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{1289}}^1$

素因数の和:1408

約数の個数: 48

約数和(自身を含む): 138700800

約数和(自身を除く): 75565580

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 79, 124, 155, 158, 310, 316, 395, 620, 790, 1289, 1580, 2449, 2578, 4898, 5156, 6445, 9796, 12245, 12890, 24490, 25780, 39959, 48980, 79918, 101831, 159836, 199795, 203662, 399590, 407324, 509155, 799180, 1018310, 2036620, 3156761, 6313522, 12627044, 15783805, 31567610, 63135220]

約数ペア:

[(1, 63135220), (2, 31567610), (4, 15783805), (5, 12627044), (10, 6313522), (20, 3156761), (31, 2036620), (62, 1018310), (79, 799180), (124, 509155), (155, 407324), (158, 399590), (310, 203662), (316, 199795), (395, 159836), (620, 101831), (790, 79918), (1289, 48980), (1580, 39959), (2449, 25780), (2578, 24490), (4898, 12890), (5156, 12245), (6445, 9796)]