31068198225

素因数分解:

$3^2\times 5^2\times {\mathrm{61}}^1\times {\mathrm{599}}^1\times {\mathrm{3779}}^1$

素因数の和:4455

約数の個数: 72

約数和(自身を含む): 56668248000

約数和(自身を除く): 25600049775

約数列:

[1, 3, 5, 9, 15, 25, 45, 61, 75, 183, 225, 305, 549, 599, 915, 1525, 1797, 2745, 2995, 3779, 4575, 5391, 8985, 11337, 13725, 14975, 18895, 26955, 34011, 36539, 44925, 56685, 94475, 109617, 134775, 170055, 182695, 230519, 283425, 328851, 548085, 691557, 850275, 913475, 1152595, 1644255, 2074671, 2263621, 2740425, 3457785, 5762975, 6790863, 8221275, 10373355, 11318105, 17288925, 20372589, 33954315, 51866775, 56590525, 101862945, 138080881, 169771575, 414242643, 509314725, 690404405, 1242727929, 2071213215, 3452022025, 6213639645, 10356066075, 31068198225]

約数ペア:

[(1, 31068198225), (3, 10356066075), (5, 6213639645), (9, 3452022025), (15, 2071213215), (25, 1242727929), (45, 690404405), (61, 509314725), (75, 414242643), (183, 169771575), (225, 138080881), (305, 101862945), (549, 56590525), (599, 51866775), (915, 33954315), (1525, 20372589), (1797, 17288925), (2745, 11318105), (2995, 10373355), (3779, 8221275), (4575, 6790863), (5391, 5762975), (8985, 3457785), (11337, 2740425), (13725, 2263621), (14975, 2074671), (18895, 1644255), (26955, 1152595), (34011, 913475), (36539, 850275), (44925, 691557), (56685, 548085), (94475, 328851), (109617, 283425), (134775, 230519), (170055, 182695)]