7918900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{313}}^1$

素因数の和:361

約数の個数: 72

約数和(自身を含む): 19623744

約数和(自身を除く): 11704844

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 25, 44, 46, 50, 55, 92, 100, 110, 115, 220, 230, 253, 275, 313, 460, 506, 550, 575, 626, 1012, 1100, 1150, 1252, 1265, 1565, 2300, 2530, 3130, 3443, 5060, 6260, 6325, 6886, 7199, 7825, 12650, 13772, 14398, 15650, 17215, 25300, 28796, 31300, 34430, 35995, 68860, 71990, 79189, 86075, 143980, 158378, 172150, 179975, 316756, 344300, 359950, 395945, 719900, 791890, 1583780, 1979725, 3959450, 7918900]

約数ペア:

[(1, 7918900), (2, 3959450), (4, 1979725), (5, 1583780), (10, 791890), (11, 719900), (20, 395945), (22, 359950), (23, 344300), (25, 316756), (44, 179975), (46, 172150), (50, 158378), (55, 143980), (92, 86075), (100, 79189), (110, 71990), (115, 68860), (220, 35995), (230, 34430), (253, 31300), (275, 28796), (313, 25300), (460, 17215), (506, 15650), (550, 14398), (575, 13772), (626, 12650), (1012, 7825), (1100, 7199), (1150, 6886), (1252, 6325), (1265, 6260), (1565, 5060), (2300, 3443), (2530, 3130)]