99955960

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{151}}^1$

素因数の和:261

約数の個数: 128

約数和(自身を含む): 260467200

約数和(自身を除く): 160511240

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 52, 65, 67, 76, 95, 104, 130, 134, 151, 152, 190, 247, 260, 268, 302, 335, 380, 494, 520, 536, 604, 670, 755, 760, 871, 988, 1208, 1235, 1273, 1340, 1510, 1742, 1963, 1976, 2470, 2546, 2680, 2869, 3020, 3484, 3926, 4355, 4940, 5092, 5738, 6040, 6365, 6968, 7852, 8710, 9815, 9880, 10117, 10184, 11476, 12730, 14345, 15704, 16549, 17420, 19630, 20234, 22952, 25460, 28690, 33098, 34840, 37297, 39260, 40468, 50585, 50920, 57380, 66196, 74594, 78520, 80936, 82745, 101170, 114760, 131521, 132392, 149188, 165490, 186485, 192223, 202340, 263042, 298376, 330980, 372970, 384446, 404680, 526084, 657605, 661960, 745940, 768892, 961115, 1052168, 1315210, 1491880, 1537784, 1922230, 2498899, 2630420, 3844460, 4997798, 5260840, 7688920, 9995596, 12494495, 19991192, 24988990, 49977980, 99955960]

約数ペア:

[(1, 99955960), (2, 49977980), (4, 24988990), (5, 19991192), (8, 12494495), (10, 9995596), (13, 7688920), (19, 5260840), (20, 4997798), (26, 3844460), (38, 2630420), (40, 2498899), (52, 1922230), (65, 1537784), (67, 1491880), (76, 1315210), (95, 1052168), (104, 961115), (130, 768892), (134, 745940), (151, 661960), (152, 657605), (190, 526084), (247, 404680), (260, 384446), (268, 372970), (302, 330980), (335, 298376), (380, 263042), (494, 202340), (520, 192223), (536, 186485), (604, 165490), (670, 149188), (755, 132392), (760, 131521), (871, 114760), (988, 101170), (1208, 82745), (1235, 80936), (1273, 78520), (1340, 74594), (1510, 66196), (1742, 57380), (1963, 50920), (1976, 50585), (2470, 40468), (2546, 39260), (2680, 37297), (2869, 34840), (3020, 33098), (3484, 28690), (3926, 25460), (4355, 22952), (4940, 20234), (5092, 19630), (5738, 17420), (6040, 16549), (6365, 15704), (6968, 14345), (7852, 12730), (8710, 11476), (9815, 10184), (9880, 10117)]