61515800

素因数分解:

$2^3\times 5^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{311}}^1$

素因数の和:393

約数の個数: 96

約数和(自身を含む): 153204480

約数和(自身を除く): 91688680

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 25, 40, 43, 46, 50, 86, 92, 100, 115, 172, 184, 200, 215, 230, 311, 344, 430, 460, 575, 622, 860, 920, 989, 1075, 1150, 1244, 1555, 1720, 1978, 2150, 2300, 2488, 3110, 3956, 4300, 4600, 4945, 6220, 7153, 7775, 7912, 8600, 9890, 12440, 13373, 14306, 15550, 19780, 24725, 26746, 28612, 31100, 35765, 39560, 49450, 53492, 57224, 62200, 66865, 71530, 98900, 106984, 133730, 143060, 178825, 197800, 267460, 286120, 307579, 334325, 357650, 534920, 615158, 668650, 715300, 1230316, 1337300, 1430600, 1537895, 2460632, 2674600, 3075790, 6151580, 7689475, 12303160, 15378950, 30757900, 61515800]

約数ペア:

[(1, 61515800), (2, 30757900), (4, 15378950), (5, 12303160), (8, 7689475), (10, 6151580), (20, 3075790), (23, 2674600), (25, 2460632), (40, 1537895), (43, 1430600), (46, 1337300), (50, 1230316), (86, 715300), (92, 668650), (100, 615158), (115, 534920), (172, 357650), (184, 334325), (200, 307579), (215, 286120), (230, 267460), (311, 197800), (344, 178825), (430, 143060), (460, 133730), (575, 106984), (622, 98900), (860, 71530), (920, 66865), (989, 62200), (1075, 57224), (1150, 53492), (1244, 49450), (1555, 39560), (1720, 35765), (1978, 31100), (2150, 28612), (2300, 26746), (2488, 24725), (3110, 19780), (3956, 15550), (4300, 14306), (4600, 13373), (4945, 12440), (6220, 9890), (7153, 8600), (7775, 7912)]