25076020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{563}}^1$

素因数の和:720

約数の個数: 48

約数和(自身を含む): 56282688

約数和(自身を除く): 31206668

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 131, 170, 262, 340, 524, 563, 655, 1126, 1310, 2227, 2252, 2620, 2815, 4454, 5630, 8908, 9571, 11135, 11260, 19142, 22270, 38284, 44540, 47855, 73753, 95710, 147506, 191420, 295012, 368765, 737530, 1253801, 1475060, 2507602, 5015204, 6269005, 12538010, 25076020]

約数ペア:

[(1, 25076020), (2, 12538010), (4, 6269005), (5, 5015204), (10, 2507602), (17, 1475060), (20, 1253801), (34, 737530), (68, 368765), (85, 295012), (131, 191420), (170, 147506), (262, 95710), (340, 73753), (524, 47855), (563, 44540), (655, 38284), (1126, 22270), (1310, 19142), (2227, 11260), (2252, 11135), (2620, 9571), (2815, 8908), (4454, 5630)]