204189700

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1$

素因数の和:278

約数の個数: 144

約数和(自身を含む): 529341120

約数和(自身を除く): 325151420

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 25, 26, 44, 50, 52, 55, 65, 100, 109, 110, 130, 131, 143, 218, 220, 260, 262, 275, 286, 325, 436, 524, 545, 550, 572, 650, 655, 715, 1090, 1100, 1199, 1300, 1310, 1417, 1430, 1441, 1703, 2180, 2398, 2620, 2725, 2834, 2860, 2882, 3275, 3406, 3575, 4796, 5450, 5668, 5764, 5995, 6550, 6812, 7085, 7150, 7205, 8515, 10900, 11990, 13100, 14170, 14279, 14300, 14410, 15587, 17030, 18733, 23980, 28340, 28558, 28820, 29975, 31174, 34060, 35425, 36025, 37466, 42575, 57116, 59950, 62348, 70850, 71395, 72050, 74932, 77935, 85150, 93665, 119900, 141700, 142790, 144100, 155870, 157069, 170300, 185627, 187330, 285580, 311740, 314138, 356975, 371254, 374660, 389675, 468325, 628276, 713950, 742508, 779350, 785345, 928135, 936650, 1427900, 1558700, 1570690, 1856270, 1873300, 2041897, 3141380, 3712540, 3926725, 4083794, 4640675, 7853450, 8167588, 9281350, 10209485, 15706900, 18562700, 20418970, 40837940, 51047425, 102094850, 204189700]

約数ペア:

[(1, 204189700), (2, 102094850), (4, 51047425), (5, 40837940), (10, 20418970), (11, 18562700), (13, 15706900), (20, 10209485), (22, 9281350), (25, 8167588), (26, 7853450), (44, 4640675), (50, 4083794), (52, 3926725), (55, 3712540), (65, 3141380), (100, 2041897), (109, 1873300), (110, 1856270), (130, 1570690), (131, 1558700), (143, 1427900), (218, 936650), (220, 928135), (260, 785345), (262, 779350), (275, 742508), (286, 713950), (325, 628276), (436, 468325), (524, 389675), (545, 374660), (550, 371254), (572, 356975), (650, 314138), (655, 311740), (715, 285580), (1090, 187330), (1100, 185627), (1199, 170300), (1300, 157069), (1310, 155870), (1417, 144100), (1430, 142790), (1441, 141700), (1703, 119900), (2180, 93665), (2398, 85150), (2620, 77935), (2725, 74932), (2834, 72050), (2860, 71395), (2882, 70850), (3275, 62348), (3406, 59950), (3575, 57116), (4796, 42575), (5450, 37466), (5668, 36025), (5764, 35425), (5995, 34060), (6550, 31174), (6812, 29975), (7085, 28820), (7150, 28558), (7205, 28340), (8515, 23980), (10900, 18733), (11990, 17030), (13100, 15587), (14170, 14410), (14279, 14300)]