15258750

素因数分解:

$2^1\times 3^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{313}}^1$

素因数の和:351

約数の個数: 80

約数和(自身を含む): 41199312

約数和(自身を除く): 25940562

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 125, 130, 150, 195, 250, 313, 325, 375, 390, 625, 626, 650, 750, 939, 975, 1250, 1565, 1625, 1875, 1878, 1950, 3130, 3250, 3750, 4069, 4695, 4875, 7825, 8125, 8138, 9390, 9750, 12207, 15650, 16250, 20345, 23475, 24375, 24414, 39125, 40690, 46950, 48750, 61035, 78250, 101725, 117375, 122070, 195625, 203450, 234750, 305175, 391250, 508625, 586875, 610350, 1017250, 1173750, 1525875, 2543125, 3051750, 5086250, 7629375, 15258750]

約数ペア:

[(1, 15258750), (2, 7629375), (3, 5086250), (5, 3051750), (6, 2543125), (10, 1525875), (13, 1173750), (15, 1017250), (25, 610350), (26, 586875), (30, 508625), (39, 391250), (50, 305175), (65, 234750), (75, 203450), (78, 195625), (125, 122070), (130, 117375), (150, 101725), (195, 78250), (250, 61035), (313, 48750), (325, 46950), (375, 40690), (390, 39125), (625, 24414), (626, 24375), (650, 23475), (750, 20345), (939, 16250), (975, 15650), (1250, 12207), (1565, 9750), (1625, 9390), (1875, 8138), (1878, 8125), (1950, 7825), (3130, 4875), (3250, 4695), (3750, 4069)]