253966000

素因数分解:

$2^4\times 5^3\times {\mathrm{23}}^1\times {\mathrm{5521}}^1$

素因数の和:5567

約数の個数: 80

約数和(自身を含む): 640905408

約数和(自身を除く): 386939408

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 40, 46, 50, 80, 92, 100, 115, 125, 184, 200, 230, 250, 368, 400, 460, 500, 575, 920, 1000, 1150, 1840, 2000, 2300, 2875, 4600, 5521, 5750, 9200, 11042, 11500, 22084, 23000, 27605, 44168, 46000, 55210, 88336, 110420, 126983, 138025, 220840, 253966, 276050, 441680, 507932, 552100, 634915, 690125, 1015864, 1104200, 1269830, 1380250, 2031728, 2208400, 2539660, 2760500, 3174575, 5079320, 5521000, 6349150, 10158640, 11042000, 12698300, 15872875, 25396600, 31745750, 50793200, 63491500, 126983000, 253966000]

約数ペア:

[(1, 253966000), (2, 126983000), (4, 63491500), (5, 50793200), (8, 31745750), (10, 25396600), (16, 15872875), (20, 12698300), (23, 11042000), (25, 10158640), (40, 6349150), (46, 5521000), (50, 5079320), (80, 3174575), (92, 2760500), (100, 2539660), (115, 2208400), (125, 2031728), (184, 1380250), (200, 1269830), (230, 1104200), (250, 1015864), (368, 690125), (400, 634915), (460, 552100), (500, 507932), (575, 441680), (920, 276050), (1000, 253966), (1150, 220840), (1840, 138025), (2000, 126983), (2300, 110420), (2875, 88336), (4600, 55210), (5521, 46000), (5750, 44168), (9200, 27605), (11042, 23000), (11500, 22084)]