25988960

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{103}}^1$

素因数の和:220

約数の個数: 96

約数和(自身を含む): 66044160

約数和(自身を除く): 40055200

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 83, 95, 103, 152, 160, 166, 190, 206, 304, 332, 380, 412, 415, 515, 608, 664, 760, 824, 830, 1030, 1328, 1520, 1577, 1648, 1660, 1957, 2060, 2656, 3040, 3154, 3296, 3320, 3914, 4120, 6308, 6640, 7828, 7885, 8240, 8549, 9785, 12616, 13280, 15656, 15770, 16480, 17098, 19570, 25232, 31312, 31540, 34196, 39140, 42745, 50464, 62624, 63080, 68392, 78280, 85490, 126160, 136784, 156560, 162431, 170980, 252320, 273568, 313120, 324862, 341960, 649724, 683920, 812155, 1299448, 1367840, 1624310, 2598896, 3248620, 5197792, 6497240, 12994480, 25988960]

約数ペア:

[(1, 25988960), (2, 12994480), (4, 6497240), (5, 5197792), (8, 3248620), (10, 2598896), (16, 1624310), (19, 1367840), (20, 1299448), (32, 812155), (38, 683920), (40, 649724), (76, 341960), (80, 324862), (83, 313120), (95, 273568), (103, 252320), (152, 170980), (160, 162431), (166, 156560), (190, 136784), (206, 126160), (304, 85490), (332, 78280), (380, 68392), (412, 63080), (415, 62624), (515, 50464), (608, 42745), (664, 39140), (760, 34196), (824, 31540), (830, 31312), (1030, 25232), (1328, 19570), (1520, 17098), (1577, 16480), (1648, 15770), (1660, 15656), (1957, 13280), (2060, 12616), (2656, 9785), (3040, 8549), (3154, 8240), (3296, 7885), (3320, 7828), (3914, 6640), (4120, 6308)]