23131100

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{113}}^1$

素因数の和:239

約数の個数: 72

約数和(自身を含む): 53434080

約数和(自身を除く): 30302980

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 89, 92, 100, 113, 115, 178, 226, 230, 356, 445, 452, 460, 565, 575, 890, 1130, 1150, 1780, 2047, 2225, 2260, 2300, 2599, 2825, 4094, 4450, 5198, 5650, 8188, 8900, 10057, 10235, 10396, 11300, 12995, 20114, 20470, 25990, 40228, 40940, 50285, 51175, 51980, 64975, 100570, 102350, 129950, 201140, 204700, 231311, 251425, 259900, 462622, 502850, 925244, 1005700, 1156555, 2313110, 4626220, 5782775, 11565550, 23131100]

約数ペア:

[(1, 23131100), (2, 11565550), (4, 5782775), (5, 4626220), (10, 2313110), (20, 1156555), (23, 1005700), (25, 925244), (46, 502850), (50, 462622), (89, 259900), (92, 251425), (100, 231311), (113, 204700), (115, 201140), (178, 129950), (226, 102350), (230, 100570), (356, 64975), (445, 51980), (452, 51175), (460, 50285), (565, 40940), (575, 40228), (890, 25990), (1130, 20470), (1150, 20114), (1780, 12995), (2047, 11300), (2225, 10396), (2260, 10235), (2300, 10057), (2599, 8900), (2825, 8188), (4094, 5650), (4450, 5198)]