204854260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{269}}^1$

素因数の和:421

約数の個数: 96

約数和(自身を含む): 485805600

約数和(自身を除く): 280951340

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 52, 58, 65, 101, 116, 130, 145, 202, 260, 269, 290, 377, 404, 505, 538, 580, 754, 1010, 1076, 1313, 1345, 1508, 1885, 2020, 2626, 2690, 2929, 3497, 3770, 5252, 5380, 5858, 6565, 6994, 7540, 7801, 11716, 13130, 13988, 14645, 15602, 17485, 26260, 27169, 29290, 31204, 34970, 38077, 39005, 54338, 58580, 69940, 76154, 78010, 101413, 108676, 135845, 152308, 156020, 190385, 202826, 271690, 353197, 380770, 405652, 507065, 543380, 706394, 761540, 787901, 1014130, 1412788, 1575802, 1765985, 2028260, 3151604, 3531970, 3939505, 7063940, 7879010, 10242713, 15758020, 20485426, 40970852, 51213565, 102427130, 204854260]

約数ペア:

[(1, 204854260), (2, 102427130), (4, 51213565), (5, 40970852), (10, 20485426), (13, 15758020), (20, 10242713), (26, 7879010), (29, 7063940), (52, 3939505), (58, 3531970), (65, 3151604), (101, 2028260), (116, 1765985), (130, 1575802), (145, 1412788), (202, 1014130), (260, 787901), (269, 761540), (290, 706394), (377, 543380), (404, 507065), (505, 405652), (538, 380770), (580, 353197), (754, 271690), (1010, 202826), (1076, 190385), (1313, 156020), (1345, 152308), (1508, 135845), (1885, 108676), (2020, 101413), (2626, 78010), (2690, 76154), (2929, 69940), (3497, 58580), (3770, 54338), (5252, 39005), (5380, 38077), (5858, 34970), (6565, 31204), (6994, 29290), (7540, 27169), (7801, 26260), (11716, 17485), (13130, 15602), (13988, 14645)]