200609990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{193}}^1\times {\mathrm{479}}^1$

素因数の和:717

約数の個数: 64

約数和(自身を含む): 429096960

約数和(自身を除く): 228486970

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 155, 193, 217, 310, 386, 434, 479, 958, 965, 1085, 1351, 1930, 2170, 2395, 2702, 3353, 4790, 5983, 6706, 6755, 11966, 13510, 14849, 16765, 29698, 29915, 33530, 41881, 59830, 74245, 83762, 92447, 103943, 148490, 184894, 207886, 209405, 418810, 462235, 519715, 647129, 924470, 1039430, 1294258, 2865857, 3235645, 5731714, 6471290, 14329285, 20060999, 28658570, 40121998, 100304995, 200609990]

約数ペア:

[(1, 200609990), (2, 100304995), (5, 40121998), (7, 28658570), (10, 20060999), (14, 14329285), (31, 6471290), (35, 5731714), (62, 3235645), (70, 2865857), (155, 1294258), (193, 1039430), (217, 924470), (310, 647129), (386, 519715), (434, 462235), (479, 418810), (958, 209405), (965, 207886), (1085, 184894), (1351, 148490), (1930, 103943), (2170, 92447), (2395, 83762), (2702, 74245), (3353, 59830), (4790, 41881), (5983, 33530), (6706, 29915), (6755, 29698), (11966, 16765), (13510, 14849)]