201600100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^2\times {\mathrm{79}}^1\times {\mathrm{151}}^1$

素因数の和:270

約数の個数: 108

約数和(自身を含む): 482885760

約数和(自身を除く): 281285660

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 79, 100, 130, 151, 158, 169, 260, 302, 316, 325, 338, 395, 604, 650, 676, 755, 790, 845, 1027, 1300, 1510, 1580, 1690, 1963, 1975, 2054, 3020, 3380, 3775, 3926, 3950, 4108, 4225, 5135, 7550, 7852, 7900, 8450, 9815, 10270, 11929, 13351, 15100, 16900, 19630, 20540, 23858, 25519, 25675, 26702, 39260, 47716, 49075, 51038, 51350, 53404, 59645, 66755, 98150, 102076, 102700, 119290, 127595, 133510, 155077, 196300, 238580, 255190, 267020, 298225, 310154, 333775, 510380, 596450, 620308, 637975, 667550, 775385, 1192900, 1275950, 1335100, 1550770, 2016001, 2551900, 3101540, 3876925, 4032002, 7753850, 8064004, 10080005, 15507700, 20160010, 40320020, 50400025, 100800050, 201600100]

約数ペア:

[(1, 201600100), (2, 100800050), (4, 50400025), (5, 40320020), (10, 20160010), (13, 15507700), (20, 10080005), (25, 8064004), (26, 7753850), (50, 4032002), (52, 3876925), (65, 3101540), (79, 2551900), (100, 2016001), (130, 1550770), (151, 1335100), (158, 1275950), (169, 1192900), (260, 775385), (302, 667550), (316, 637975), (325, 620308), (338, 596450), (395, 510380), (604, 333775), (650, 310154), (676, 298225), (755, 267020), (790, 255190), (845, 238580), (1027, 196300), (1300, 155077), (1510, 133510), (1580, 127595), (1690, 119290), (1963, 102700), (1975, 102076), (2054, 98150), (3020, 66755), (3380, 59645), (3775, 53404), (3926, 51350), (3950, 51038), (4108, 49075), (4225, 47716), (5135, 39260), (7550, 26702), (7852, 25675), (7900, 25519), (8450, 23858), (9815, 20540), (10270, 19630), (11929, 16900), (13351, 15100)]