28772250

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{13}}^2\times {\mathrm{227}}^1$

素因数の和:273

約数の個数: 96

約数和(自身を含む): 78107328

約数和(自身を除く): 49335078

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 125, 130, 150, 169, 195, 227, 250, 325, 338, 375, 390, 454, 507, 650, 681, 750, 845, 975, 1014, 1135, 1362, 1625, 1690, 1950, 2270, 2535, 2951, 3250, 3405, 4225, 4875, 5070, 5675, 5902, 6810, 8450, 8853, 9750, 11350, 12675, 14755, 17025, 17706, 21125, 25350, 28375, 29510, 34050, 38363, 42250, 44265, 56750, 63375, 73775, 76726, 85125, 88530, 115089, 126750, 147550, 170250, 191815, 221325, 230178, 368875, 383630, 442650, 575445, 737750, 959075, 1106625, 1150890, 1918150, 2213250, 2877225, 4795375, 5754450, 9590750, 14386125, 28772250]

約数ペア:

[(1, 28772250), (2, 14386125), (3, 9590750), (5, 5754450), (6, 4795375), (10, 2877225), (13, 2213250), (15, 1918150), (25, 1150890), (26, 1106625), (30, 959075), (39, 737750), (50, 575445), (65, 442650), (75, 383630), (78, 368875), (125, 230178), (130, 221325), (150, 191815), (169, 170250), (195, 147550), (227, 126750), (250, 115089), (325, 88530), (338, 85125), (375, 76726), (390, 73775), (454, 63375), (507, 56750), (650, 44265), (681, 42250), (750, 38363), (845, 34050), (975, 29510), (1014, 28375), (1135, 25350), (1362, 21125), (1625, 17706), (1690, 17025), (1950, 14755), (2270, 12675), (2535, 11350), (2951, 9750), (3250, 8853), (3405, 8450), (4225, 6810), (4875, 5902), (5070, 5675)]