77008100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1601}}^1$

素因数の和:1665

約数の個数: 72

約数和(自身を含む): 184941288

約数和(自身を除く): 107933188

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 37, 50, 52, 65, 74, 100, 130, 148, 185, 260, 325, 370, 481, 650, 740, 925, 962, 1300, 1601, 1850, 1924, 2405, 3202, 3700, 4810, 6404, 8005, 9620, 12025, 16010, 20813, 24050, 32020, 40025, 41626, 48100, 59237, 80050, 83252, 104065, 118474, 160100, 208130, 236948, 296185, 416260, 520325, 592370, 770081, 1040650, 1184740, 1480925, 1540162, 2081300, 2961850, 3080324, 3850405, 5923700, 7700810, 15401620, 19252025, 38504050, 77008100]

約数ペア:

[(1, 77008100), (2, 38504050), (4, 19252025), (5, 15401620), (10, 7700810), (13, 5923700), (20, 3850405), (25, 3080324), (26, 2961850), (37, 2081300), (50, 1540162), (52, 1480925), (65, 1184740), (74, 1040650), (100, 770081), (130, 592370), (148, 520325), (185, 416260), (260, 296185), (325, 236948), (370, 208130), (481, 160100), (650, 118474), (740, 104065), (925, 83252), (962, 80050), (1300, 59237), (1601, 48100), (1850, 41626), (1924, 40025), (2405, 32020), (3202, 24050), (3700, 20813), (4810, 16010), (6404, 12025), (8005, 9620)]