898889330

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{197}}^1\times {\mathrm{359}}^1$

素因数の和:635

約数の個数: 64

約数和(自身を含む): 1724405760

約数和(自身を除く): 825516430

約数列:

[1, 2, 5, 10, 31, 41, 62, 82, 155, 197, 205, 310, 359, 394, 410, 718, 985, 1271, 1795, 1970, 2542, 3590, 6107, 6355, 8077, 11129, 12214, 12710, 14719, 16154, 22258, 29438, 30535, 40385, 55645, 61070, 70723, 73595, 80770, 111290, 141446, 147190, 250387, 353615, 456289, 500774, 707230, 912578, 1251935, 2192413, 2281445, 2503870, 2899643, 4384826, 4562890, 5799286, 10962065, 14498215, 21924130, 28996430, 89888933, 179777866, 449444665, 898889330]

約数ペア:

[(1, 898889330), (2, 449444665), (5, 179777866), (10, 89888933), (31, 28996430), (41, 21924130), (62, 14498215), (82, 10962065), (155, 5799286), (197, 4562890), (205, 4384826), (310, 2899643), (359, 2503870), (394, 2281445), (410, 2192413), (718, 1251935), (985, 912578), (1271, 707230), (1795, 500774), (1970, 456289), (2542, 353615), (3590, 250387), (6107, 147190), (6355, 141446), (8077, 111290), (11129, 80770), (12214, 73595), (12710, 70723), (14719, 61070), (16154, 55645), (22258, 40385), (29438, 30535)]