28808650

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1$

素因数の和:136

約数の個数: 96

約数和(自身を含む): 62995968

約数和(自身を除く): 34187318

約数列:

[1, 2, 5, 10, 13, 23, 25, 26, 41, 46, 47, 50, 65, 82, 94, 115, 130, 205, 230, 235, 299, 325, 410, 470, 533, 575, 598, 611, 650, 943, 1025, 1066, 1081, 1150, 1175, 1222, 1495, 1886, 1927, 2050, 2162, 2350, 2665, 2990, 3055, 3854, 4715, 5330, 5405, 6110, 7475, 9430, 9635, 10810, 12259, 13325, 14053, 14950, 15275, 19270, 23575, 24518, 25051, 26650, 27025, 28106, 30550, 44321, 47150, 48175, 50102, 54050, 61295, 70265, 88642, 96350, 122590, 125255, 140530, 221605, 250510, 306475, 351325, 443210, 576173, 612950, 626275, 702650, 1108025, 1152346, 1252550, 2216050, 2880865, 5761730, 14404325, 28808650]

約数ペア:

[(1, 28808650), (2, 14404325), (5, 5761730), (10, 2880865), (13, 2216050), (23, 1252550), (25, 1152346), (26, 1108025), (41, 702650), (46, 626275), (47, 612950), (50, 576173), (65, 443210), (82, 351325), (94, 306475), (115, 250510), (130, 221605), (205, 140530), (230, 125255), (235, 122590), (299, 96350), (325, 88642), (410, 70265), (470, 61295), (533, 54050), (575, 50102), (598, 48175), (611, 47150), (650, 44321), (943, 30550), (1025, 28106), (1066, 27025), (1081, 26650), (1150, 25051), (1175, 24518), (1222, 23575), (1495, 19270), (1886, 15275), (1927, 14950), (2050, 14053), (2162, 13325), (2350, 12259), (2665, 10810), (2990, 9635), (3055, 9430), (3854, 7475), (4715, 6110), (5330, 5405)]