228889375

素因数分解:

$5^4\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{197}}^1$

素因数の和:254

約数の個数: 60

約数和(自身を含む): 339585048

約数和(自身を除く): 110695673

約数列:

[1, 5, 11, 13, 25, 55, 65, 125, 143, 169, 197, 275, 325, 625, 715, 845, 985, 1375, 1625, 1859, 2167, 2561, 3575, 4225, 4925, 6875, 8125, 9295, 10835, 12805, 17875, 21125, 24625, 28171, 33293, 46475, 54175, 64025, 89375, 105625, 123125, 140855, 166465, 232375, 270875, 320125, 366223, 704275, 832325, 1161875, 1354375, 1600625, 1831115, 3521375, 4161625, 9155575, 17606875, 20808125, 45777875, 228889375]

約数ペア:

[(1, 228889375), (5, 45777875), (11, 20808125), (13, 17606875), (25, 9155575), (55, 4161625), (65, 3521375), (125, 1831115), (143, 1600625), (169, 1354375), (197, 1161875), (275, 832325), (325, 704275), (625, 366223), (715, 320125), (845, 270875), (985, 232375), (1375, 166465), (1625, 140855), (1859, 123125), (2167, 105625), (2561, 89375), (3575, 64025), (4225, 54175), (4925, 46475), (6875, 33293), (8125, 28171), (9295, 24625), (10835, 21125), (12805, 17875)]