51860900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1$

素因数の和:214

約数の個数: 144

約数和(自身を含む): 142907520

約数和(自身を除く): 91046620

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 25, 26, 28, 35, 41, 50, 52, 65, 70, 82, 91, 100, 130, 139, 140, 164, 175, 182, 205, 260, 278, 287, 325, 350, 364, 410, 455, 533, 556, 574, 650, 695, 700, 820, 910, 973, 1025, 1066, 1148, 1300, 1390, 1435, 1807, 1820, 1946, 2050, 2132, 2275, 2665, 2780, 2870, 3475, 3614, 3731, 3892, 4100, 4550, 4865, 5330, 5699, 5740, 6950, 7175, 7228, 7462, 9035, 9100, 9730, 10660, 11398, 12649, 13325, 13900, 14350, 14924, 18070, 18655, 19460, 22796, 24325, 25298, 26650, 28495, 28700, 36140, 37310, 39893, 45175, 48650, 50596, 53300, 56990, 63245, 74087, 74620, 79786, 90350, 93275, 97300, 113980, 126490, 142475, 148174, 159572, 180700, 186550, 199465, 252980, 284950, 296348, 316225, 370435, 373100, 398930, 518609, 569900, 632450, 740870, 797860, 997325, 1037218, 1264900, 1481740, 1852175, 1994650, 2074436, 2593045, 3704350, 3989300, 5186090, 7408700, 10372180, 12965225, 25930450, 51860900]

約数ペア:

[(1, 51860900), (2, 25930450), (4, 12965225), (5, 10372180), (7, 7408700), (10, 5186090), (13, 3989300), (14, 3704350), (20, 2593045), (25, 2074436), (26, 1994650), (28, 1852175), (35, 1481740), (41, 1264900), (50, 1037218), (52, 997325), (65, 797860), (70, 740870), (82, 632450), (91, 569900), (100, 518609), (130, 398930), (139, 373100), (140, 370435), (164, 316225), (175, 296348), (182, 284950), (205, 252980), (260, 199465), (278, 186550), (287, 180700), (325, 159572), (350, 148174), (364, 142475), (410, 126490), (455, 113980), (533, 97300), (556, 93275), (574, 90350), (650, 79786), (695, 74620), (700, 74087), (820, 63245), (910, 56990), (973, 53300), (1025, 50596), (1066, 48650), (1148, 45175), (1300, 39893), (1390, 37310), (1435, 36140), (1807, 28700), (1820, 28495), (1946, 26650), (2050, 25298), (2132, 24325), (2275, 22796), (2665, 19460), (2780, 18655), (2870, 18070), (3475, 14924), (3614, 14350), (3731, 13900), (3892, 13325), (4100, 12649), (4550, 11398), (4865, 10660), (5330, 9730), (5699, 9100), (5740, 9035), (6950, 7462), (7175, 7228)]