211325980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{32713}}^1$

素因数の和:32758

約数の個数: 48

約数和(自身を含む): 494635680

約数和(自身を除く): 283309700

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 170, 190, 323, 340, 380, 646, 1292, 1615, 3230, 6460, 32713, 65426, 130852, 163565, 327130, 556121, 621547, 654260, 1112242, 1243094, 2224484, 2486188, 2780605, 3107735, 5561210, 6215470, 10566299, 11122420, 12430940, 21132598, 42265196, 52831495, 105662990, 211325980]

約数ペア:

[(1, 211325980), (2, 105662990), (4, 52831495), (5, 42265196), (10, 21132598), (17, 12430940), (19, 11122420), (20, 10566299), (34, 6215470), (38, 5561210), (68, 3107735), (76, 2780605), (85, 2486188), (95, 2224484), (170, 1243094), (190, 1112242), (323, 654260), (340, 621547), (380, 556121), (646, 327130), (1292, 163565), (1615, 130852), (3230, 65426), (6460, 32713)]