165386240

素因数分解:

$2^{11}\times 5^1\times {\mathrm{31}}^1\times {\mathrm{521}}^1$

素因数の和:579

約数の個数: 96

約数和(自身を含む): 410417280

約数和(自身を除く): 245031040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 512, 521, 620, 640, 992, 1024, 1042, 1240, 1280, 1984, 2048, 2084, 2480, 2560, 2605, 3968, 4168, 4960, 5120, 5210, 7936, 8336, 9920, 10240, 10420, 15872, 16151, 16672, 19840, 20840, 31744, 32302, 33344, 39680, 41680, 63488, 64604, 66688, 79360, 80755, 83360, 129208, 133376, 158720, 161510, 166720, 258416, 266752, 317440, 323020, 333440, 516832, 533504, 646040, 666880, 1033664, 1067008, 1292080, 1333760, 2067328, 2584160, 2667520, 4134656, 5168320, 5335040, 8269312, 10336640, 16538624, 20673280, 33077248, 41346560, 82693120, 165386240]

約数ペア:

[(1, 165386240), (2, 82693120), (4, 41346560), (5, 33077248), (8, 20673280), (10, 16538624), (16, 10336640), (20, 8269312), (31, 5335040), (32, 5168320), (40, 4134656), (62, 2667520), (64, 2584160), (80, 2067328), (124, 1333760), (128, 1292080), (155, 1067008), (160, 1033664), (248, 666880), (256, 646040), (310, 533504), (320, 516832), (496, 333440), (512, 323020), (521, 317440), (620, 266752), (640, 258416), (992, 166720), (1024, 161510), (1042, 158720), (1240, 133376), (1280, 129208), (1984, 83360), (2048, 80755), (2084, 79360), (2480, 66688), (2560, 64604), (2605, 63488), (3968, 41680), (4168, 39680), (4960, 33344), (5120, 32302), (5210, 31744), (7936, 20840), (8336, 19840), (9920, 16672), (10240, 16151), (10420, 15872)]