81245200

素因数分解:

$2^4\times 5^2\times {\mathrm{23}}^1\times {\mathrm{8831}}^1$

素因数の和:8872

約数の個数: 60

約数和(自身を含む): 203701248

約数和(自身を除く): 122456048

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 40, 46, 50, 80, 92, 100, 115, 184, 200, 230, 368, 400, 460, 575, 920, 1150, 1840, 2300, 4600, 8831, 9200, 17662, 35324, 44155, 70648, 88310, 141296, 176620, 203113, 220775, 353240, 406226, 441550, 706480, 812452, 883100, 1015565, 1624904, 1766200, 2031130, 3249808, 3532400, 4062260, 5077825, 8124520, 10155650, 16249040, 20311300, 40622600, 81245200]

約数ペア:

[(1, 81245200), (2, 40622600), (4, 20311300), (5, 16249040), (8, 10155650), (10, 8124520), (16, 5077825), (20, 4062260), (23, 3532400), (25, 3249808), (40, 2031130), (46, 1766200), (50, 1624904), (80, 1015565), (92, 883100), (100, 812452), (115, 706480), (184, 441550), (200, 406226), (230, 353240), (368, 220775), (400, 203113), (460, 176620), (575, 141296), (920, 88310), (1150, 70648), (1840, 44155), (2300, 35324), (4600, 17662), (8831, 9200)]