1994335525

素因数分解:

$5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{2053}}^1$

素因数の和:2151

約数の個数: 72

約数和(自身を含む): 3150334824

約数和(自身を除く): 1155999299

約数列:

[1, 5, 7, 13, 25, 35, 49, 61, 65, 91, 175, 245, 305, 325, 427, 455, 637, 793, 1225, 1525, 2053, 2135, 2275, 2989, 3185, 3965, 5551, 10265, 10675, 14371, 14945, 15925, 19825, 26689, 27755, 38857, 51325, 71855, 74725, 100597, 125233, 133445, 138775, 186823, 194285, 359275, 502985, 626165, 667225, 876631, 934115, 971425, 1307761, 1628029, 2514925, 3130825, 4383155, 4670575, 6136417, 6538805, 8140145, 11396203, 21915775, 30682085, 32694025, 40700725, 56981015, 79773421, 153410425, 284905075, 398867105, 1994335525]

約数ペア:

[(1, 1994335525), (5, 398867105), (7, 284905075), (13, 153410425), (25, 79773421), (35, 56981015), (49, 40700725), (61, 32694025), (65, 30682085), (91, 21915775), (175, 11396203), (245, 8140145), (305, 6538805), (325, 6136417), (427, 4670575), (455, 4383155), (637, 3130825), (793, 2514925), (1225, 1628029), (1525, 1307761), (2053, 971425), (2135, 934115), (2275, 876631), (2989, 667225), (3185, 626165), (3965, 502985), (5551, 359275), (10265, 194285), (10675, 186823), (14371, 138775), (14945, 133445), (15925, 125233), (19825, 100597), (26689, 74725), (27755, 71855), (38857, 51325)]