8688700

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{269}}^1$

素因数の和:319

約数の個数: 72

約数和(自身を含む): 21092400

約数和(自身を除く): 12403700

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 25, 34, 38, 50, 68, 76, 85, 95, 100, 170, 190, 269, 323, 340, 380, 425, 475, 538, 646, 850, 950, 1076, 1292, 1345, 1615, 1700, 1900, 2690, 3230, 4573, 5111, 5380, 6460, 6725, 8075, 9146, 10222, 13450, 16150, 18292, 20444, 22865, 25555, 26900, 32300, 45730, 51110, 86887, 91460, 102220, 114325, 127775, 173774, 228650, 255550, 347548, 434435, 457300, 511100, 868870, 1737740, 2172175, 4344350, 8688700]

約数ペア:

[(1, 8688700), (2, 4344350), (4, 2172175), (5, 1737740), (10, 868870), (17, 511100), (19, 457300), (20, 434435), (25, 347548), (34, 255550), (38, 228650), (50, 173774), (68, 127775), (76, 114325), (85, 102220), (95, 91460), (100, 86887), (170, 51110), (190, 45730), (269, 32300), (323, 26900), (340, 25555), (380, 22865), (425, 20444), (475, 18292), (538, 16150), (646, 13450), (850, 10222), (950, 9146), (1076, 8075), (1292, 6725), (1345, 6460), (1615, 5380), (1700, 5111), (1900, 4573), (2690, 3230)]