204798152

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{457}}^1$

素因数の和:646

約数の個数: 64

約数和(自身を含む): 430886400

約数和(自身を除く): 226088248

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 139, 248, 278, 403, 457, 556, 806, 914, 1112, 1612, 1807, 1828, 3224, 3614, 3656, 4309, 5941, 7228, 8618, 11882, 14167, 14456, 17236, 23764, 28334, 34472, 47528, 56017, 56668, 63523, 112034, 113336, 127046, 184171, 224068, 254092, 368342, 448136, 508184, 736684, 825799, 1473368, 1651598, 1969213, 3303196, 3938426, 6606392, 7876852, 15753704, 25599769, 51199538, 102399076, 204798152]

約数ペア:

[(1, 204798152), (2, 102399076), (4, 51199538), (8, 25599769), (13, 15753704), (26, 7876852), (31, 6606392), (52, 3938426), (62, 3303196), (104, 1969213), (124, 1651598), (139, 1473368), (248, 825799), (278, 736684), (403, 508184), (457, 448136), (556, 368342), (806, 254092), (914, 224068), (1112, 184171), (1612, 127046), (1807, 113336), (1828, 112034), (3224, 63523), (3614, 56668), (3656, 56017), (4309, 47528), (5941, 34472), (7228, 28334), (8618, 23764), (11882, 17236), (14167, 14456)]