328138900

素因数分解:

$2^2\times 5^2\times {\mathrm{53}}^1\times {\mathrm{101}}^1\times {\mathrm{613}}^1$

素因数の和:781

約数の個数: 72

約数和(自身を含む): 733874904

約数和(自身を除く): 405736004

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 53, 100, 101, 106, 202, 212, 265, 404, 505, 530, 613, 1010, 1060, 1226, 1325, 2020, 2452, 2525, 2650, 3065, 5050, 5300, 5353, 6130, 10100, 10706, 12260, 15325, 21412, 26765, 30650, 32489, 53530, 61300, 61913, 64978, 107060, 123826, 129956, 133825, 162445, 247652, 267650, 309565, 324890, 535300, 619130, 649780, 812225, 1238260, 1547825, 1624450, 3095650, 3248900, 3281389, 6191300, 6562778, 13125556, 16406945, 32813890, 65627780, 82034725, 164069450, 328138900]

約数ペア:

[(1, 328138900), (2, 164069450), (4, 82034725), (5, 65627780), (10, 32813890), (20, 16406945), (25, 13125556), (50, 6562778), (53, 6191300), (100, 3281389), (101, 3248900), (106, 3095650), (202, 1624450), (212, 1547825), (265, 1238260), (404, 812225), (505, 649780), (530, 619130), (613, 535300), (1010, 324890), (1060, 309565), (1226, 267650), (1325, 247652), (2020, 162445), (2452, 133825), (2525, 129956), (2650, 123826), (3065, 107060), (5050, 64978), (5300, 61913), (5353, 61300), (6130, 53530), (10100, 32489), (10706, 30650), (12260, 26765), (15325, 21412)]