200157560

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1\times {\mathrm{653}}^1$

素因数の和:840

約数の個数: 64

約数和(自身を含む): 461462400

約数和(自身を除く): 261304840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 97, 158, 194, 316, 388, 395, 485, 632, 653, 776, 790, 970, 1306, 1580, 1940, 2612, 3160, 3265, 3880, 5224, 6530, 7663, 13060, 15326, 26120, 30652, 38315, 51587, 61304, 63341, 76630, 103174, 126682, 153260, 206348, 253364, 257935, 306520, 316705, 412696, 506728, 515870, 633410, 1031740, 1266820, 2063480, 2533640, 5003939, 10007878, 20015756, 25019695, 40031512, 50039390, 100078780, 200157560]

約数ペア:

[(1, 200157560), (2, 100078780), (4, 50039390), (5, 40031512), (8, 25019695), (10, 20015756), (20, 10007878), (40, 5003939), (79, 2533640), (97, 2063480), (158, 1266820), (194, 1031740), (316, 633410), (388, 515870), (395, 506728), (485, 412696), (632, 316705), (653, 306520), (776, 257935), (790, 253364), (970, 206348), (1306, 153260), (1580, 126682), (1940, 103174), (2612, 76630), (3160, 63341), (3265, 61304), (3880, 51587), (5224, 38315), (6530, 30652), (7663, 26120), (13060, 15326)]