31298020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1$

素因数の和:209

約数の個数: 96

約数和(自身を含む): 76755168

約数和(自身を除く): 45457148

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 73, 85, 97, 130, 146, 170, 194, 221, 260, 292, 340, 365, 388, 442, 485, 730, 884, 949, 970, 1105, 1241, 1261, 1460, 1649, 1898, 1940, 2210, 2482, 2522, 3298, 3796, 4420, 4745, 4964, 5044, 6205, 6305, 6596, 7081, 8245, 9490, 12410, 12610, 14162, 16133, 16490, 18980, 21437, 24820, 25220, 28324, 32266, 32980, 35405, 42874, 64532, 70810, 80665, 85748, 92053, 107185, 120377, 141620, 161330, 184106, 214370, 240754, 322660, 368212, 428740, 460265, 481508, 601885, 920530, 1203770, 1564901, 1841060, 2407540, 3129802, 6259604, 7824505, 15649010, 31298020]

約数ペア:

[(1, 31298020), (2, 15649010), (4, 7824505), (5, 6259604), (10, 3129802), (13, 2407540), (17, 1841060), (20, 1564901), (26, 1203770), (34, 920530), (52, 601885), (65, 481508), (68, 460265), (73, 428740), (85, 368212), (97, 322660), (130, 240754), (146, 214370), (170, 184106), (194, 161330), (221, 141620), (260, 120377), (292, 107185), (340, 92053), (365, 85748), (388, 80665), (442, 70810), (485, 64532), (730, 42874), (884, 35405), (949, 32980), (970, 32266), (1105, 28324), (1241, 25220), (1261, 24820), (1460, 21437), (1649, 18980), (1898, 16490), (1940, 16133), (2210, 14162), (2482, 12610), (2522, 12410), (3298, 9490), (3796, 8245), (4420, 7081), (4745, 6596), (4964, 6305), (5044, 6205)]