45291280

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{9281}}^1$

素因数の和:9355

約数の個数: 40

約数和(自身を含む): 107040024

約数和(自身を除く): 61748744

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2440, 4880, 9281, 18562, 37124, 46405, 74248, 92810, 148496, 185620, 371240, 566141, 742480, 1132282, 2264564, 2830705, 4529128, 5661410, 9058256, 11322820, 22645640, 45291280]

約数ペア:

[(1, 45291280), (2, 22645640), (4, 11322820), (5, 9058256), (8, 5661410), (10, 4529128), (16, 2830705), (20, 2264564), (40, 1132282), (61, 742480), (80, 566141), (122, 371240), (244, 185620), (305, 148496), (488, 92810), (610, 74248), (976, 46405), (1220, 37124), (2440, 18562), (4880, 9281)]