205450700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{211}}^1$

素因数の和:352

約数の個数: 144

約数和(自身を含む): 556464384

約数和(自身を除く): 351013684

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 25, 26, 28, 35, 50, 52, 65, 70, 91, 100, 107, 130, 140, 175, 182, 211, 214, 260, 325, 350, 364, 422, 428, 455, 535, 650, 700, 749, 844, 910, 1055, 1070, 1300, 1391, 1477, 1498, 1820, 2110, 2140, 2275, 2675, 2743, 2782, 2954, 2996, 3745, 4220, 4550, 5275, 5350, 5486, 5564, 5908, 6955, 7385, 7490, 9100, 9737, 10550, 10700, 10972, 13715, 13910, 14770, 14980, 18725, 19201, 19474, 21100, 22577, 27430, 27820, 29540, 34775, 36925, 37450, 38402, 38948, 45154, 48685, 54860, 68575, 69550, 73850, 74900, 76804, 90308, 96005, 97370, 112885, 137150, 139100, 147700, 158039, 192010, 194740, 225770, 243425, 274300, 293501, 316078, 384020, 451540, 480025, 486850, 564425, 587002, 632156, 790195, 960050, 973700, 1128850, 1174004, 1467505, 1580390, 1920100, 2054507, 2257700, 2935010, 3160780, 3950975, 4109014, 5870020, 7337525, 7901950, 8218028, 10272535, 14675050, 15803900, 20545070, 29350100, 41090140, 51362675, 102725350, 205450700]

約数ペア:

[(1, 205450700), (2, 102725350), (4, 51362675), (5, 41090140), (7, 29350100), (10, 20545070), (13, 15803900), (14, 14675050), (20, 10272535), (25, 8218028), (26, 7901950), (28, 7337525), (35, 5870020), (50, 4109014), (52, 3950975), (65, 3160780), (70, 2935010), (91, 2257700), (100, 2054507), (107, 1920100), (130, 1580390), (140, 1467505), (175, 1174004), (182, 1128850), (211, 973700), (214, 960050), (260, 790195), (325, 632156), (350, 587002), (364, 564425), (422, 486850), (428, 480025), (455, 451540), (535, 384020), (650, 316078), (700, 293501), (749, 274300), (844, 243425), (910, 225770), (1055, 194740), (1070, 192010), (1300, 158039), (1391, 147700), (1477, 139100), (1498, 137150), (1820, 112885), (2110, 97370), (2140, 96005), (2275, 90308), (2675, 76804), (2743, 74900), (2782, 73850), (2954, 69550), (2996, 68575), (3745, 54860), (4220, 48685), (4550, 45154), (5275, 38948), (5350, 38402), (5486, 37450), (5564, 36925), (5908, 34775), (6955, 29540), (7385, 27820), (7490, 27430), (9100, 22577), (9737, 21100), (10550, 19474), (10700, 19201), (10972, 18725), (13715, 14980), (13910, 14770)]