2007789100

素因数分解:

$2^2\times 5^2\times {\mathrm{101}}^1\times {\mathrm{269}}^1\times {\mathrm{739}}^1$

素因数の和:1123

約数の個数: 72

約数和(自身を含む): 4422373200

約数和(自身を除く): 2414584100

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 101, 202, 269, 404, 505, 538, 739, 1010, 1076, 1345, 1478, 2020, 2525, 2690, 2956, 3695, 5050, 5380, 6725, 7390, 10100, 13450, 14780, 18475, 26900, 27169, 36950, 54338, 73900, 74639, 108676, 135845, 149278, 198791, 271690, 298556, 373195, 397582, 543380, 679225, 746390, 795164, 993955, 1358450, 1492780, 1865975, 1987910, 2716900, 3731950, 3975820, 4969775, 7463900, 9939550, 19879100, 20077891, 40155782, 80311564, 100389455, 200778910, 401557820, 501947275, 1003894550, 2007789100]

約数ペア:

[(1, 2007789100), (2, 1003894550), (4, 501947275), (5, 401557820), (10, 200778910), (20, 100389455), (25, 80311564), (50, 40155782), (100, 20077891), (101, 19879100), (202, 9939550), (269, 7463900), (404, 4969775), (505, 3975820), (538, 3731950), (739, 2716900), (1010, 1987910), (1076, 1865975), (1345, 1492780), (1478, 1358450), (2020, 993955), (2525, 795164), (2690, 746390), (2956, 679225), (3695, 543380), (5050, 397582), (5380, 373195), (6725, 298556), (7390, 271690), (10100, 198791), (13450, 149278), (14780, 135845), (18475, 108676), (26900, 74639), (27169, 73900), (36950, 54338)]