812029010

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{401}}^1\times {\mathrm{421}}^1$

素因数の和:879

約数の個数: 64

約数和(自身を含む): 1624510944

約数和(自身を除く): 812481934

約数列:

[1, 2, 5, 10, 13, 26, 37, 65, 74, 130, 185, 370, 401, 421, 481, 802, 842, 962, 2005, 2105, 2405, 4010, 4210, 4810, 5213, 5473, 10426, 10946, 14837, 15577, 26065, 27365, 29674, 31154, 52130, 54730, 74185, 77885, 148370, 155770, 168821, 192881, 202501, 337642, 385762, 405002, 844105, 964405, 1012505, 1688210, 1928810, 2025010, 2194673, 4389346, 6246377, 10973365, 12492754, 21946730, 31231885, 62463770, 81202901, 162405802, 406014505, 812029010]

約数ペア:

[(1, 812029010), (2, 406014505), (5, 162405802), (10, 81202901), (13, 62463770), (26, 31231885), (37, 21946730), (65, 12492754), (74, 10973365), (130, 6246377), (185, 4389346), (370, 2194673), (401, 2025010), (421, 1928810), (481, 1688210), (802, 1012505), (842, 964405), (962, 844105), (2005, 405002), (2105, 385762), (2405, 337642), (4010, 202501), (4210, 192881), (4810, 168821), (5213, 155770), (5473, 148370), (10426, 77885), (10946, 74185), (14837, 54730), (15577, 52130), (26065, 31154), (27365, 29674)]