73039875

素因数分解:

$3^1\times 5^3\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1$

素因数の和:213

約数の個数: 64

約数和(自身を含む): 128753664

約数和(自身を除く): 55713789

約数列:

[1, 3, 5, 15, 25, 31, 61, 75, 93, 103, 125, 155, 183, 305, 309, 375, 465, 515, 775, 915, 1525, 1545, 1891, 2325, 2575, 3193, 3875, 4575, 5673, 6283, 7625, 7725, 9455, 9579, 11625, 12875, 15965, 18849, 22875, 28365, 31415, 38625, 47275, 47895, 79825, 94245, 141825, 157075, 194773, 236375, 239475, 399125, 471225, 584319, 709125, 785375, 973865, 1197375, 2356125, 2921595, 4869325, 14607975, 24346625, 73039875]

約数ペア:

[(1, 73039875), (3, 24346625), (5, 14607975), (15, 4869325), (25, 2921595), (31, 2356125), (61, 1197375), (75, 973865), (93, 785375), (103, 709125), (125, 584319), (155, 471225), (183, 399125), (305, 239475), (309, 236375), (375, 194773), (465, 157075), (515, 141825), (775, 94245), (915, 79825), (1525, 47895), (1545, 47275), (1891, 38625), (2325, 31415), (2575, 28365), (3193, 22875), (3875, 18849), (4575, 15965), (5673, 12875), (6283, 11625), (7625, 9579), (7725, 9455)]