202520980

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{163}}^1$

素因数の和:305

約数の個数: 96

約数和(自身を含む): 464857344

約数和(自身を除く): 262336364

約数列:

[1, 2, 4, 5, 10, 20, 23, 37, 46, 73, 74, 92, 115, 146, 148, 163, 185, 230, 292, 326, 365, 370, 460, 652, 730, 740, 815, 851, 1460, 1630, 1679, 1702, 2701, 3260, 3358, 3404, 3749, 4255, 5402, 6031, 6716, 7498, 8395, 8510, 10804, 11899, 12062, 13505, 14996, 16790, 17020, 18745, 23798, 24124, 27010, 30155, 33580, 37490, 47596, 54020, 59495, 60310, 62123, 74980, 118990, 120620, 124246, 138713, 237980, 248492, 273677, 277426, 310615, 440263, 547354, 554852, 621230, 693565, 880526, 1094708, 1242460, 1368385, 1387130, 1761052, 2201315, 2736770, 2774260, 4402630, 5473540, 8805260, 10126049, 20252098, 40504196, 50630245, 101260490, 202520980]

約数ペア:

[(1, 202520980), (2, 101260490), (4, 50630245), (5, 40504196), (10, 20252098), (20, 10126049), (23, 8805260), (37, 5473540), (46, 4402630), (73, 2774260), (74, 2736770), (92, 2201315), (115, 1761052), (146, 1387130), (148, 1368385), (163, 1242460), (185, 1094708), (230, 880526), (292, 693565), (326, 621230), (365, 554852), (370, 547354), (460, 440263), (652, 310615), (730, 277426), (740, 273677), (815, 248492), (851, 237980), (1460, 138713), (1630, 124246), (1679, 120620), (1702, 118990), (2701, 74980), (3260, 62123), (3358, 60310), (3404, 59495), (3749, 54020), (4255, 47596), (5402, 37490), (6031, 33580), (6716, 30155), (7498, 27010), (8395, 24124), (8510, 23798), (10804, 18745), (11899, 17020), (12062, 16790), (13505, 14996)]