25130950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^2$

素因数の和:130

約数の個数: 72

約数和(自身を含む): 53840304

約数和(自身を除く): 28709354

約数列:

[1, 2, 5, 10, 13, 23, 25, 26, 41, 46, 50, 65, 82, 115, 130, 205, 230, 299, 325, 410, 533, 575, 598, 650, 943, 1025, 1066, 1150, 1495, 1681, 1886, 2050, 2665, 2990, 3362, 4715, 5330, 7475, 8405, 9430, 12259, 13325, 14950, 16810, 21853, 23575, 24518, 26650, 38663, 42025, 43706, 47150, 61295, 77326, 84050, 109265, 122590, 193315, 218530, 306475, 386630, 502619, 546325, 612950, 966575, 1005238, 1092650, 1933150, 2513095, 5026190, 12565475, 25130950]

約数ペア:

[(1, 25130950), (2, 12565475), (5, 5026190), (10, 2513095), (13, 1933150), (23, 1092650), (25, 1005238), (26, 966575), (41, 612950), (46, 546325), (50, 502619), (65, 386630), (82, 306475), (115, 218530), (130, 193315), (205, 122590), (230, 109265), (299, 84050), (325, 77326), (410, 61295), (533, 47150), (575, 43706), (598, 42025), (650, 38663), (943, 26650), (1025, 24518), (1066, 23575), (1150, 21853), (1495, 16810), (1681, 14950), (1886, 13325), (2050, 12259), (2665, 9430), (2990, 8405), (3362, 7475), (4715, 5330)]