78439610

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{401}}^1\times {\mathrm{631}}^1$

素因数の和:1070

約数の個数: 32

約数和(自身を含む): 146340864

約数和(自身を除く): 67901254

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 401, 631, 802, 1262, 2005, 3155, 4010, 6310, 12431, 19561, 24862, 39122, 62155, 97805, 124310, 195610, 253031, 506062, 1265155, 2530310, 7843961, 15687922, 39219805, 78439610]

約数ペア:

[(1, 78439610), (2, 39219805), (5, 15687922), (10, 7843961), (31, 2530310), (62, 1265155), (155, 506062), (310, 253031), (401, 195610), (631, 124310), (802, 97805), (1262, 62155), (2005, 39122), (3155, 24862), (4010, 19561), (6310, 12431)]