15691104040

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{347}}^1\times {\mathrm{66499}}^1$

素因数の和:66874

約数の個数: 64

約数和(自身を含む): 37490040000

約数和(自身を除く): 21798935960

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 347, 680, 694, 1388, 1735, 2776, 3470, 5899, 6940, 11798, 13880, 23596, 29495, 47192, 58990, 66499, 117980, 132998, 235960, 265996, 332495, 531992, 664990, 1130483, 1329980, 2260966, 2659960, 4521932, 5652415, 9043864, 11304830, 22609660, 23075153, 45219320, 46150306, 92300612, 115375765, 184601224, 230751530, 392277601, 461503060, 784555202, 923006120, 1569110404, 1961388005, 3138220808, 3922776010, 7845552020, 15691104040]

約数ペア:

[(1, 15691104040), (2, 7845552020), (4, 3922776010), (5, 3138220808), (8, 1961388005), (10, 1569110404), (17, 923006120), (20, 784555202), (34, 461503060), (40, 392277601), (68, 230751530), (85, 184601224), (136, 115375765), (170, 92300612), (340, 46150306), (347, 45219320), (680, 23075153), (694, 22609660), (1388, 11304830), (1735, 9043864), (2776, 5652415), (3470, 4521932), (5899, 2659960), (6940, 2260966), (11798, 1329980), (13880, 1130483), (23596, 664990), (29495, 531992), (47192, 332495), (58990, 265996), (66499, 235960), (117980, 132998)]