131582800

素因数分解:

$2^4\times 5^2\times {\mathrm{101}}^1\times {\mathrm{3257}}^1$

素因数の和:3376

約数の個数: 60

約数和(自身を含む): 319355676

約数和(自身を除く): 187772876

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 101, 200, 202, 400, 404, 505, 808, 1010, 1616, 2020, 2525, 3257, 4040, 5050, 6514, 8080, 10100, 13028, 16285, 20200, 26056, 32570, 40400, 52112, 65140, 81425, 130280, 162850, 260560, 325700, 328957, 651400, 657914, 1302800, 1315828, 1644785, 2631656, 3289570, 5263312, 6579140, 8223925, 13158280, 16447850, 26316560, 32895700, 65791400, 131582800]

約数ペア:

[(1, 131582800), (2, 65791400), (4, 32895700), (5, 26316560), (8, 16447850), (10, 13158280), (16, 8223925), (20, 6579140), (25, 5263312), (40, 3289570), (50, 2631656), (80, 1644785), (100, 1315828), (101, 1302800), (200, 657914), (202, 651400), (400, 328957), (404, 325700), (505, 260560), (808, 162850), (1010, 130280), (1616, 81425), (2020, 65140), (2525, 52112), (3257, 40400), (4040, 32570), (5050, 26056), (6514, 20200), (8080, 16285), (10100, 13028)]