145149640

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{797}}^1$

素因数の和:994

約数の個数: 64

約数和(自身を含む): 340426800

約数和(自身を除く): 195277160

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 157, 232, 290, 314, 580, 628, 785, 797, 1160, 1256, 1570, 1594, 3140, 3188, 3985, 4553, 6280, 6376, 7970, 9106, 15940, 18212, 22765, 23113, 31880, 36424, 45530, 46226, 91060, 92452, 115565, 125129, 182120, 184904, 231130, 250258, 462260, 500516, 625645, 924520, 1001032, 1251290, 2502580, 3628741, 5005160, 7257482, 14514964, 18143705, 29029928, 36287410, 72574820, 145149640]

約数ペア:

[(1, 145149640), (2, 72574820), (4, 36287410), (5, 29029928), (8, 18143705), (10, 14514964), (20, 7257482), (29, 5005160), (40, 3628741), (58, 2502580), (116, 1251290), (145, 1001032), (157, 924520), (232, 625645), (290, 500516), (314, 462260), (580, 250258), (628, 231130), (785, 184904), (797, 182120), (1160, 125129), (1256, 115565), (1570, 92452), (1594, 91060), (3140, 46226), (3188, 45530), (3985, 36424), (4553, 31880), (6280, 23113), (6376, 22765), (7970, 18212), (9106, 15940)]