2255751760

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{331}}^1\times {\mathrm{5011}}^1$

素因数の和:5372

約数の個数: 80

約数和(自身を含む): 5571018432

約数和(自身を除く): 3315266672

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 331, 340, 662, 680, 1324, 1360, 1655, 2648, 3310, 5011, 5296, 5627, 6620, 10022, 11254, 13240, 20044, 22508, 25055, 26480, 28135, 40088, 45016, 50110, 56270, 80176, 85187, 90032, 100220, 112540, 170374, 200440, 225080, 340748, 400880, 425935, 450160, 681496, 851870, 1362992, 1658641, 1703740, 3317282, 3407480, 6634564, 6814960, 8293205, 13269128, 16586410, 26538256, 28196897, 33172820, 56393794, 66345640, 112787588, 132691280, 140984485, 225575176, 281968970, 451150352, 563937940, 1127875880, 2255751760]

約数ペア:

[(1, 2255751760), (2, 1127875880), (4, 563937940), (5, 451150352), (8, 281968970), (10, 225575176), (16, 140984485), (17, 132691280), (20, 112787588), (34, 66345640), (40, 56393794), (68, 33172820), (80, 28196897), (85, 26538256), (136, 16586410), (170, 13269128), (272, 8293205), (331, 6814960), (340, 6634564), (662, 3407480), (680, 3317282), (1324, 1703740), (1360, 1658641), (1655, 1362992), (2648, 851870), (3310, 681496), (5011, 450160), (5296, 425935), (5627, 400880), (6620, 340748), (10022, 225080), (11254, 200440), (13240, 170374), (20044, 112540), (22508, 100220), (25055, 90032), (26480, 85187), (28135, 80176), (40088, 56270), (45016, 50110)]