12650480

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{5101}}^1$

素因数の和:5145

約数の個数: 40

約数和(自身を含む): 30367104

約数和(自身を除く): 17716624

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 5101, 10202, 20404, 25505, 40808, 51010, 81616, 102020, 158131, 204040, 316262, 408080, 632524, 790655, 1265048, 1581310, 2530096, 3162620, 6325240, 12650480]

約数ペア:

[(1, 12650480), (2, 6325240), (4, 3162620), (5, 2530096), (8, 1581310), (10, 1265048), (16, 790655), (20, 632524), (31, 408080), (40, 316262), (62, 204040), (80, 158131), (124, 102020), (155, 81616), (248, 51010), (310, 40808), (496, 25505), (620, 20404), (1240, 10202), (2480, 5101)]