205121726270

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{773}}^1\times {\mathrm{8363}}^1$

素因数の和:9329

約数の個数: 64

約数和(自身を含む): 391531553280

約数和(自身を除く): 186409827010

約数列:

[1, 2, 5, 10, 19, 38, 95, 167, 190, 334, 773, 835, 1546, 1670, 3173, 3865, 6346, 7730, 8363, 14687, 15865, 16726, 29374, 31730, 41815, 73435, 83630, 129091, 146870, 158897, 258182, 317794, 645455, 794485, 1290910, 1396621, 1588970, 2452729, 2793242, 4905458, 6464599, 6983105, 12263645, 12929198, 13966210, 24527290, 26535799, 32322995, 53071598, 64645990, 122827381, 132678995, 245654762, 265357990, 614136905, 1079588033, 1228273810, 2159176066, 5397940165, 10795880330, 20512172627, 41024345254, 102560863135, 205121726270]

約数ペア:

[(1, 205121726270), (2, 102560863135), (5, 41024345254), (10, 20512172627), (19, 10795880330), (38, 5397940165), (95, 2159176066), (167, 1228273810), (190, 1079588033), (334, 614136905), (773, 265357990), (835, 245654762), (1546, 132678995), (1670, 122827381), (3173, 64645990), (3865, 53071598), (6346, 32322995), (7730, 26535799), (8363, 24527290), (14687, 13966210), (15865, 12929198), (16726, 12263645), (29374, 6983105), (31730, 6464599), (41815, 4905458), (73435, 2793242), (83630, 2452729), (129091, 1588970), (146870, 1396621), (158897, 1290910), (258182, 794485), (317794, 645455)]