205519520

素因数分解:

$2^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{44293}}^1$

素因数の和:44337

約数の個数: 48

約数和(自身を含む): 502293960

約数和(自身を除く): 296774440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 80, 116, 145, 160, 232, 290, 464, 580, 928, 1160, 2320, 4640, 44293, 88586, 177172, 221465, 354344, 442930, 708688, 885860, 1284497, 1417376, 1771720, 2568994, 3543440, 5137988, 6422485, 7086880, 10275976, 12844970, 20551952, 25689940, 41103904, 51379880, 102759760, 205519520]

約数ペア:

[(1, 205519520), (2, 102759760), (4, 51379880), (5, 41103904), (8, 25689940), (10, 20551952), (16, 12844970), (20, 10275976), (29, 7086880), (32, 6422485), (40, 5137988), (58, 3543440), (80, 2568994), (116, 1771720), (145, 1417376), (160, 1284497), (232, 885860), (290, 708688), (464, 442930), (580, 354344), (928, 221465), (1160, 177172), (2320, 88586), (4640, 44293)]