21853000

素因数分解:

$2^3\times 5^3\times {\mathrm{13}}^1\times {\mathrm{41}}^2$

素因数の和:116

約数の個数: 96

約数和(自身を含む): 56445480

約数和(自身を除く): 34592480

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 41, 50, 52, 65, 82, 100, 104, 125, 130, 164, 200, 205, 250, 260, 325, 328, 410, 500, 520, 533, 650, 820, 1000, 1025, 1066, 1300, 1625, 1640, 1681, 2050, 2132, 2600, 2665, 3250, 3362, 4100, 4264, 5125, 5330, 6500, 6724, 8200, 8405, 10250, 10660, 13000, 13325, 13448, 16810, 20500, 21320, 21853, 26650, 33620, 41000, 42025, 43706, 53300, 66625, 67240, 84050, 87412, 106600, 109265, 133250, 168100, 174824, 210125, 218530, 266500, 336200, 420250, 437060, 533000, 546325, 840500, 874120, 1092650, 1681000, 2185300, 2731625, 4370600, 5463250, 10926500, 21853000]

約数ペア:

[(1, 21853000), (2, 10926500), (4, 5463250), (5, 4370600), (8, 2731625), (10, 2185300), (13, 1681000), (20, 1092650), (25, 874120), (26, 840500), (40, 546325), (41, 533000), (50, 437060), (52, 420250), (65, 336200), (82, 266500), (100, 218530), (104, 210125), (125, 174824), (130, 168100), (164, 133250), (200, 109265), (205, 106600), (250, 87412), (260, 84050), (325, 67240), (328, 66625), (410, 53300), (500, 43706), (520, 42025), (533, 41000), (650, 33620), (820, 26650), (1000, 21853), (1025, 21320), (1066, 20500), (1300, 16810), (1625, 13448), (1640, 13325), (1681, 13000), (2050, 10660), (2132, 10250), (2600, 8405), (2665, 8200), (3250, 6724), (3362, 6500), (4100, 5330), (4264, 5125)]