28299750

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{97}}^1\times {\mathrm{389}}^1$

素因数の和:506

約数の個数: 64

約数和(自身を含む): 71547840

約数和(自身を除く): 43248090

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 97, 125, 150, 194, 250, 291, 375, 389, 485, 582, 750, 778, 970, 1167, 1455, 1945, 2334, 2425, 2910, 3890, 4850, 5835, 7275, 9725, 11670, 12125, 14550, 19450, 24250, 29175, 36375, 37733, 48625, 58350, 72750, 75466, 97250, 113199, 145875, 188665, 226398, 291750, 377330, 565995, 943325, 1131990, 1886650, 2829975, 4716625, 5659950, 9433250, 14149875, 28299750]

約数ペア:

[(1, 28299750), (2, 14149875), (3, 9433250), (5, 5659950), (6, 4716625), (10, 2829975), (15, 1886650), (25, 1131990), (30, 943325), (50, 565995), (75, 377330), (97, 291750), (125, 226398), (150, 188665), (194, 145875), (250, 113199), (291, 97250), (375, 75466), (389, 72750), (485, 58350), (582, 48625), (750, 37733), (778, 36375), (970, 29175), (1167, 24250), (1455, 19450), (1945, 14550), (2334, 12125), (2425, 11670), (2910, 9725), (3890, 7275), (4850, 5835)]