978041075

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{1531}}^1$

素因数の和:1676

約数の個数: 48

約数和(自身を含む): 1395124992

約数和(自身を除く): 417083917

約数列:

[1, 5, 11, 23, 25, 55, 101, 115, 253, 275, 505, 575, 1111, 1265, 1531, 2323, 2525, 5555, 6325, 7655, 11615, 16841, 25553, 27775, 35213, 38275, 58075, 84205, 127765, 154631, 176065, 387343, 421025, 638825, 773155, 880325, 1700941, 1936715, 3556513, 3865775, 8504705, 9683575, 17782565, 39121643, 42523525, 88912825, 195608215, 978041075]

約数ペア:

[(1, 978041075), (5, 195608215), (11, 88912825), (23, 42523525), (25, 39121643), (55, 17782565), (101, 9683575), (115, 8504705), (253, 3865775), (275, 3556513), (505, 1936715), (575, 1700941), (1111, 880325), (1265, 773155), (1531, 638825), (2323, 421025), (2525, 387343), (5555, 176065), (6325, 154631), (7655, 127765), (11615, 84205), (16841, 58075), (25553, 38275), (27775, 35213)]