156620000

素因数分解:

$2^5\times 5^4\times {\mathrm{41}}^1\times {\mathrm{191}}^1$

素因数の和:262

約数の個数: 120

約数和(自身を含む): 396772992

約数和(自身を除く): 240152992

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, 625, 656, 764, 800, 820, 955, 1000, 1025, 1250, 1312, 1528, 1640, 1910, 2000, 2050, 2500, 3056, 3280, 3820, 4000, 4100, 4775, 5000, 5125, 6112, 6560, 7640, 7831, 8200, 9550, 10000, 10250, 15280, 15662, 16400, 19100, 20000, 20500, 23875, 25625, 30560, 31324, 32800, 38200, 39155, 41000, 47750, 51250, 62648, 76400, 78310, 82000, 95500, 102500, 119375, 125296, 152800, 156620, 164000, 191000, 195775, 205000, 238750, 250592, 313240, 382000, 391550, 410000, 477500, 626480, 764000, 783100, 820000, 955000, 978875, 1252960, 1566200, 1910000, 1957750, 3132400, 3820000, 3915500, 4894375, 6264800, 7831000, 9788750, 15662000, 19577500, 31324000, 39155000, 78310000, 156620000]

約数ペア:

[(1, 156620000), (2, 78310000), (4, 39155000), (5, 31324000), (8, 19577500), (10, 15662000), (16, 9788750), (20, 7831000), (25, 6264800), (32, 4894375), (40, 3915500), (41, 3820000), (50, 3132400), (80, 1957750), (82, 1910000), (100, 1566200), (125, 1252960), (160, 978875), (164, 955000), (191, 820000), (200, 783100), (205, 764000), (250, 626480), (328, 477500), (382, 410000), (400, 391550), (410, 382000), (500, 313240), (625, 250592), (656, 238750), (764, 205000), (800, 195775), (820, 191000), (955, 164000), (1000, 156620), (1025, 152800), (1250, 125296), (1312, 119375), (1528, 102500), (1640, 95500), (1910, 82000), (2000, 78310), (2050, 76400), (2500, 62648), (3056, 51250), (3280, 47750), (3820, 41000), (4000, 39155), (4100, 38200), (4775, 32800), (5000, 31324), (5125, 30560), (6112, 25625), (6560, 23875), (7640, 20500), (7831, 20000), (8200, 19100), (9550, 16400), (10000, 15662), (10250, 15280)]