7139913980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{503}}^2$

素因数の和:1115

約数の個数: 72

約数和(自身を含む): 16099089552

約数和(自身を除く): 8959175572

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 83, 85, 166, 170, 332, 340, 415, 503, 830, 1006, 1411, 1660, 2012, 2515, 2822, 5030, 5644, 7055, 8551, 10060, 14110, 17102, 28220, 34204, 41749, 42755, 83498, 85510, 166996, 171020, 208745, 253009, 417490, 506018, 709733, 834980, 1012036, 1265045, 1419466, 2530090, 2838932, 3548665, 4301153, 5060180, 7097330, 8602306, 14194660, 17204612, 20999747, 21505765, 41999494, 43011530, 83998988, 86023060, 104998735, 209997470, 356995699, 419994940, 713991398, 1427982796, 1784978495, 3569956990, 7139913980]

約数ペア:

[(1, 7139913980), (2, 3569956990), (4, 1784978495), (5, 1427982796), (10, 713991398), (17, 419994940), (20, 356995699), (34, 209997470), (68, 104998735), (83, 86023060), (85, 83998988), (166, 43011530), (170, 41999494), (332, 21505765), (340, 20999747), (415, 17204612), (503, 14194660), (830, 8602306), (1006, 7097330), (1411, 5060180), (1660, 4301153), (2012, 3548665), (2515, 2838932), (2822, 2530090), (5030, 1419466), (5644, 1265045), (7055, 1012036), (8551, 834980), (10060, 709733), (14110, 506018), (17102, 417490), (28220, 253009), (34204, 208745), (41749, 171020), (42755, 166996), (83498, 85510)]