158694340

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{83}}^1\times {\mathrm{1951}}^1$

素因数の和:2057

約数の個数: 72

約数和(自身を含む): 392539392

約数和(自身を除く): 233845052

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 83, 98, 140, 166, 196, 245, 332, 415, 490, 581, 830, 980, 1162, 1660, 1951, 2324, 2905, 3902, 4067, 5810, 7804, 8134, 9755, 11620, 13657, 16268, 19510, 20335, 27314, 39020, 40670, 54628, 68285, 81340, 95599, 136570, 161933, 191198, 273140, 323866, 382396, 477995, 647732, 809665, 955990, 1133531, 1619330, 1911980, 2267062, 3238660, 4534124, 5667655, 7934717, 11335310, 15869434, 22670620, 31738868, 39673585, 79347170, 158694340]

約数ペア:

[(1, 158694340), (2, 79347170), (4, 39673585), (5, 31738868), (7, 22670620), (10, 15869434), (14, 11335310), (20, 7934717), (28, 5667655), (35, 4534124), (49, 3238660), (70, 2267062), (83, 1911980), (98, 1619330), (140, 1133531), (166, 955990), (196, 809665), (245, 647732), (332, 477995), (415, 382396), (490, 323866), (581, 273140), (830, 191198), (980, 161933), (1162, 136570), (1660, 95599), (1951, 81340), (2324, 68285), (2905, 54628), (3902, 40670), (4067, 39020), (5810, 27314), (7804, 20335), (8134, 19510), (9755, 16268), (11620, 13657)]