31208960

素因数分解:

$2^9\times 5^1\times {\mathrm{73}}^1\times {\mathrm{167}}^1$

素因数の和:263

約数の個数: 80

約数和(自身を含む): 76307616

約数和(自身を除く): 45098656

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 73, 80, 128, 146, 160, 167, 256, 292, 320, 334, 365, 512, 584, 640, 668, 730, 835, 1168, 1280, 1336, 1460, 1670, 2336, 2560, 2672, 2920, 3340, 4672, 5344, 5840, 6680, 9344, 10688, 11680, 12191, 13360, 18688, 21376, 23360, 24382, 26720, 37376, 42752, 46720, 48764, 53440, 60955, 85504, 93440, 97528, 106880, 121910, 186880, 195056, 213760, 243820, 390112, 427520, 487640, 780224, 975280, 1560448, 1950560, 3120896, 3901120, 6241792, 7802240, 15604480, 31208960]

約数ペア:

[(1, 31208960), (2, 15604480), (4, 7802240), (5, 6241792), (8, 3901120), (10, 3120896), (16, 1950560), (20, 1560448), (32, 975280), (40, 780224), (64, 487640), (73, 427520), (80, 390112), (128, 243820), (146, 213760), (160, 195056), (167, 186880), (256, 121910), (292, 106880), (320, 97528), (334, 93440), (365, 85504), (512, 60955), (584, 53440), (640, 48764), (668, 46720), (730, 42752), (835, 37376), (1168, 26720), (1280, 24382), (1336, 23360), (1460, 21376), (1670, 18688), (2336, 13360), (2560, 12191), (2672, 11680), (2920, 10688), (3340, 9344), (4672, 6680), (5344, 5840)]