260316100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{2659}}^1$

素因数の和:2773

約数の個数: 72

約数和(自身を含む): 623397600

約数和(自身を除く): 363081500

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 89, 100, 110, 178, 220, 275, 356, 445, 550, 890, 979, 1100, 1780, 1958, 2225, 2659, 3916, 4450, 4895, 5318, 8900, 9790, 10636, 13295, 19580, 24475, 26590, 29249, 48950, 53180, 58498, 66475, 97900, 116996, 132950, 146245, 236651, 265900, 292490, 473302, 584980, 731225, 946604, 1183255, 1462450, 2366510, 2603161, 2924900, 4733020, 5206322, 5916275, 10412644, 11832550, 13015805, 23665100, 26031610, 52063220, 65079025, 130158050, 260316100]

約数ペア:

[(1, 260316100), (2, 130158050), (4, 65079025), (5, 52063220), (10, 26031610), (11, 23665100), (20, 13015805), (22, 11832550), (25, 10412644), (44, 5916275), (50, 5206322), (55, 4733020), (89, 2924900), (100, 2603161), (110, 2366510), (178, 1462450), (220, 1183255), (275, 946604), (356, 731225), (445, 584980), (550, 473302), (890, 292490), (979, 265900), (1100, 236651), (1780, 146245), (1958, 132950), (2225, 116996), (2659, 97900), (3916, 66475), (4450, 58498), (4895, 53180), (5318, 48950), (8900, 29249), (9790, 26590), (10636, 24475), (13295, 19580)]