49500100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{101}}^1$

素因数の和:170

約数の個数: 108

約数和(自身を含む): 121515660

約数和(自身を除く): 72015560

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 29, 50, 52, 58, 65, 100, 101, 116, 130, 145, 169, 202, 260, 290, 325, 338, 377, 404, 505, 580, 650, 676, 725, 754, 845, 1010, 1300, 1313, 1450, 1508, 1690, 1885, 2020, 2525, 2626, 2900, 2929, 3380, 3770, 4225, 4901, 5050, 5252, 5858, 6565, 7540, 8450, 9425, 9802, 10100, 11716, 13130, 14645, 16900, 17069, 18850, 19604, 24505, 26260, 29290, 32825, 34138, 37700, 38077, 49010, 58580, 65650, 68276, 73225, 76154, 85345, 98020, 122525, 131300, 146450, 152308, 170690, 190385, 245050, 292900, 341380, 380770, 426725, 490100, 495001, 761540, 853450, 951925, 990002, 1706900, 1903850, 1980004, 2475005, 3807700, 4950010, 9900020, 12375025, 24750050, 49500100]

約数ペア:

[(1, 49500100), (2, 24750050), (4, 12375025), (5, 9900020), (10, 4950010), (13, 3807700), (20, 2475005), (25, 1980004), (26, 1903850), (29, 1706900), (50, 990002), (52, 951925), (58, 853450), (65, 761540), (100, 495001), (101, 490100), (116, 426725), (130, 380770), (145, 341380), (169, 292900), (202, 245050), (260, 190385), (290, 170690), (325, 152308), (338, 146450), (377, 131300), (404, 122525), (505, 98020), (580, 85345), (650, 76154), (676, 73225), (725, 68276), (754, 65650), (845, 58580), (1010, 49010), (1300, 38077), (1313, 37700), (1450, 34138), (1508, 32825), (1690, 29290), (1885, 26260), (2020, 24505), (2525, 19604), (2626, 18850), (2900, 17069), (2929, 16900), (3380, 14645), (3770, 13130), (4225, 11716), (4901, 10100), (5050, 9802), (5252, 9425), (5858, 8450), (6565, 7540)]