16972500

素因数分解:

$2^2\times 3^1\times 5^4\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:131

約数の個数: 120

約数和(自身を含む): 51783424

約数和(自身を除く): 34810924

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 31, 50, 60, 62, 73, 75, 93, 100, 124, 125, 146, 150, 155, 186, 219, 250, 292, 300, 310, 365, 372, 375, 438, 465, 500, 620, 625, 730, 750, 775, 876, 930, 1095, 1250, 1460, 1500, 1550, 1825, 1860, 1875, 2190, 2263, 2325, 2500, 3100, 3650, 3750, 3875, 4380, 4526, 4650, 5475, 6789, 7300, 7500, 7750, 9052, 9125, 9300, 10950, 11315, 11625, 13578, 15500, 18250, 19375, 21900, 22630, 23250, 27156, 27375, 33945, 36500, 38750, 45260, 45625, 46500, 54750, 56575, 58125, 67890, 77500, 91250, 109500, 113150, 116250, 135780, 136875, 169725, 182500, 226300, 232500, 273750, 282875, 339450, 547500, 565750, 678900, 848625, 1131500, 1414375, 1697250, 2828750, 3394500, 4243125, 5657500, 8486250, 16972500]

約数ペア:

[(1, 16972500), (2, 8486250), (3, 5657500), (4, 4243125), (5, 3394500), (6, 2828750), (10, 1697250), (12, 1414375), (15, 1131500), (20, 848625), (25, 678900), (30, 565750), (31, 547500), (50, 339450), (60, 282875), (62, 273750), (73, 232500), (75, 226300), (93, 182500), (100, 169725), (124, 136875), (125, 135780), (146, 116250), (150, 113150), (155, 109500), (186, 91250), (219, 77500), (250, 67890), (292, 58125), (300, 56575), (310, 54750), (365, 46500), (372, 45625), (375, 45260), (438, 38750), (465, 36500), (500, 33945), (620, 27375), (625, 27156), (730, 23250), (750, 22630), (775, 21900), (876, 19375), (930, 18250), (1095, 15500), (1250, 13578), (1460, 11625), (1500, 11315), (1550, 10950), (1825, 9300), (1860, 9125), (1875, 9052), (2190, 7750), (2263, 7500), (2325, 7300), (2500, 6789), (3100, 5475), (3650, 4650), (3750, 4526), (3875, 4380)]