80678600

素因数分解:

$2^3\times 5^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{389}}^1$

素因数の和:483

約数の個数: 96

約数和(自身を含む): 202386600

約数和(自身を除く): 121708000

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 25, 34, 40, 50, 61, 68, 85, 100, 122, 136, 170, 200, 244, 305, 340, 389, 425, 488, 610, 680, 778, 850, 1037, 1220, 1525, 1556, 1700, 1945, 2074, 2440, 3050, 3112, 3400, 3890, 4148, 5185, 6100, 6613, 7780, 8296, 9725, 10370, 12200, 13226, 15560, 19450, 20740, 23729, 25925, 26452, 33065, 38900, 41480, 47458, 51850, 52904, 66130, 77800, 94916, 103700, 118645, 132260, 165325, 189832, 207400, 237290, 264520, 330650, 403393, 474580, 593225, 661300, 806786, 949160, 1186450, 1322600, 1613572, 2016965, 2372900, 3227144, 4033930, 4745800, 8067860, 10084825, 16135720, 20169650, 40339300, 80678600]

約数ペア:

[(1, 80678600), (2, 40339300), (4, 20169650), (5, 16135720), (8, 10084825), (10, 8067860), (17, 4745800), (20, 4033930), (25, 3227144), (34, 2372900), (40, 2016965), (50, 1613572), (61, 1322600), (68, 1186450), (85, 949160), (100, 806786), (122, 661300), (136, 593225), (170, 474580), (200, 403393), (244, 330650), (305, 264520), (340, 237290), (389, 207400), (425, 189832), (488, 165325), (610, 132260), (680, 118645), (778, 103700), (850, 94916), (1037, 77800), (1220, 66130), (1525, 52904), (1556, 51850), (1700, 47458), (1945, 41480), (2074, 38900), (2440, 33065), (3050, 26452), (3112, 25925), (3400, 23729), (3890, 20740), (4148, 19450), (5185, 15560), (6100, 13226), (6613, 12200), (7780, 10370), (8296, 9725)]