87652540

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{2141}}^1$

素因数の和:2262

約数の個数: 48

約数和(自身を含む): 194322240

約数和(自身を除く): 106669700

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 89, 92, 115, 178, 230, 356, 445, 460, 890, 1780, 2047, 2141, 4094, 4282, 8188, 8564, 10235, 10705, 20470, 21410, 40940, 42820, 49243, 98486, 190549, 196972, 246215, 381098, 492430, 762196, 952745, 984860, 1905490, 3810980, 4382627, 8765254, 17530508, 21913135, 43826270, 87652540]

約数ペア:

[(1, 87652540), (2, 43826270), (4, 21913135), (5, 17530508), (10, 8765254), (20, 4382627), (23, 3810980), (46, 1905490), (89, 984860), (92, 952745), (115, 762196), (178, 492430), (230, 381098), (356, 246215), (445, 196972), (460, 190549), (890, 98486), (1780, 49243), (2047, 42820), (2141, 40940), (4094, 21410), (4282, 20470), (8188, 10705), (8564, 10235)]