31324000

素因数分解:

$2^5\times 5^3\times {\mathrm{41}}^1\times {\mathrm{191}}^1$

素因数の和:257

約数の個数: 96

約数和(自身を含む): 79252992

約数和(自身を除く): 47928992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 41, 50, 80, 82, 100, 125, 160, 164, 191, 200, 205, 250, 328, 382, 400, 410, 500, 656, 764, 800, 820, 955, 1000, 1025, 1312, 1528, 1640, 1910, 2000, 2050, 3056, 3280, 3820, 4000, 4100, 4775, 5125, 6112, 6560, 7640, 7831, 8200, 9550, 10250, 15280, 15662, 16400, 19100, 20500, 23875, 30560, 31324, 32800, 38200, 39155, 41000, 47750, 62648, 76400, 78310, 82000, 95500, 125296, 152800, 156620, 164000, 191000, 195775, 250592, 313240, 382000, 391550, 626480, 764000, 783100, 978875, 1252960, 1566200, 1957750, 3132400, 3915500, 6264800, 7831000, 15662000, 31324000]

約数ペア:

[(1, 31324000), (2, 15662000), (4, 7831000), (5, 6264800), (8, 3915500), (10, 3132400), (16, 1957750), (20, 1566200), (25, 1252960), (32, 978875), (40, 783100), (41, 764000), (50, 626480), (80, 391550), (82, 382000), (100, 313240), (125, 250592), (160, 195775), (164, 191000), (191, 164000), (200, 156620), (205, 152800), (250, 125296), (328, 95500), (382, 82000), (400, 78310), (410, 76400), (500, 62648), (656, 47750), (764, 41000), (800, 39155), (820, 38200), (955, 32800), (1000, 31324), (1025, 30560), (1312, 23875), (1528, 20500), (1640, 19100), (1910, 16400), (2000, 15662), (2050, 15280), (3056, 10250), (3280, 9550), (3820, 8200), (4000, 7831), (4100, 7640), (4775, 6560), (5125, 6112)]