202945687525

素因数分解:

$5^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{409}}^1\times {\mathrm{21319}}^1$

素因数の和:21771

約数の個数: 72

約数和(自身を含む): 308914008000

約数和(自身を除く): 105968320475

約数列:

[1, 5, 7, 19, 25, 35, 49, 95, 133, 175, 245, 409, 475, 665, 931, 1225, 2045, 2863, 3325, 4655, 7771, 10225, 14315, 20041, 21319, 23275, 38855, 54397, 71575, 100205, 106595, 149233, 194275, 271985, 380779, 405061, 501025, 532975, 746165, 1044631, 1359925, 1903895, 2025305, 2835427, 3730825, 5223155, 8719471, 9519475, 10126525, 14177135, 19847989, 26115775, 43597355, 61036297, 70885675, 99239945, 165669949, 217986775, 305181485, 427254079, 496199725, 828349745, 1159689643, 1525907425, 2136270395, 4141748725, 5798448215, 8117827501, 10681351975, 28992241075, 40589137505, 202945687525]

約数ペア:

[(1, 202945687525), (5, 40589137505), (7, 28992241075), (19, 10681351975), (25, 8117827501), (35, 5798448215), (49, 4141748725), (95, 2136270395), (133, 1525907425), (175, 1159689643), (245, 828349745), (409, 496199725), (475, 427254079), (665, 305181485), (931, 217986775), (1225, 165669949), (2045, 99239945), (2863, 70885675), (3325, 61036297), (4655, 43597355), (7771, 26115775), (10225, 19847989), (14315, 14177135), (20041, 10126525), (21319, 9519475), (23275, 8719471), (38855, 5223155), (54397, 3730825), (71575, 2835427), (100205, 2025305), (106595, 1903895), (149233, 1359925), (194275, 1044631), (271985, 746165), (380779, 532975), (405061, 501025)]