165015728

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{443}}^1\times {\mathrm{751}}^1$

素因数の和:1233

約数の個数: 40

約数和(自身を含む): 331216896

約数和(自身を除く): 166201168

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 443, 496, 751, 886, 1502, 1772, 3004, 3544, 6008, 7088, 12016, 13733, 23281, 27466, 46562, 54932, 93124, 109864, 186248, 219728, 332693, 372496, 665386, 1330772, 2661544, 5323088, 10313483, 20626966, 41253932, 82507864, 165015728]

約数ペア:

[(1, 165015728), (2, 82507864), (4, 41253932), (8, 20626966), (16, 10313483), (31, 5323088), (62, 2661544), (124, 1330772), (248, 665386), (443, 372496), (496, 332693), (751, 219728), (886, 186248), (1502, 109864), (1772, 93124), (3004, 54932), (3544, 46562), (6008, 27466), (7088, 23281), (12016, 13733)]