981569300

素因数分解:

$2^2\times 5^2\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{4349}}^1$

素因数の和:4461

約数の個数: 72

約数和(自身を含む): 2223946200

約数和(自身を除く): 1242376900

約数列:

[1, 2, 4, 5, 10, 20, 25, 37, 50, 61, 74, 100, 122, 148, 185, 244, 305, 370, 610, 740, 925, 1220, 1525, 1850, 2257, 3050, 3700, 4349, 4514, 6100, 8698, 9028, 11285, 17396, 21745, 22570, 43490, 45140, 56425, 86980, 108725, 112850, 160913, 217450, 225700, 265289, 321826, 434900, 530578, 643652, 804565, 1061156, 1326445, 1609130, 2652890, 3218260, 4022825, 5305780, 6632225, 8045650, 9815693, 13264450, 16091300, 19631386, 26528900, 39262772, 49078465, 98156930, 196313860, 245392325, 490784650, 981569300]

約数ペア:

[(1, 981569300), (2, 490784650), (4, 245392325), (5, 196313860), (10, 98156930), (20, 49078465), (25, 39262772), (37, 26528900), (50, 19631386), (61, 16091300), (74, 13264450), (100, 9815693), (122, 8045650), (148, 6632225), (185, 5305780), (244, 4022825), (305, 3218260), (370, 2652890), (610, 1609130), (740, 1326445), (925, 1061156), (1220, 804565), (1525, 643652), (1850, 530578), (2257, 434900), (3050, 321826), (3700, 265289), (4349, 225700), (4514, 217450), (6100, 160913), (8698, 112850), (9028, 108725), (11285, 86980), (17396, 56425), (21745, 45140), (22570, 43490)]