87604940

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{1153}}^1$

素因数の和:1322

約数の個数: 48

約数和(自身を含む): 191933280

約数和(自身を除く): 104328340

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 131, 145, 262, 290, 524, 580, 655, 1153, 1310, 2306, 2620, 3799, 4612, 5765, 7598, 11530, 15196, 18995, 23060, 33437, 37990, 66874, 75980, 133748, 151043, 167185, 302086, 334370, 604172, 668740, 755215, 1510430, 3020860, 4380247, 8760494, 17520988, 21901235, 43802470, 87604940]

約数ペア:

[(1, 87604940), (2, 43802470), (4, 21901235), (5, 17520988), (10, 8760494), (20, 4380247), (29, 3020860), (58, 1510430), (116, 755215), (131, 668740), (145, 604172), (262, 334370), (290, 302086), (524, 167185), (580, 151043), (655, 133748), (1153, 75980), (1310, 66874), (2306, 37990), (2620, 33437), (3799, 23060), (4612, 18995), (5765, 15196), (7598, 11530)]