73571840

素因数分解:

$2^9\times 5^1\times {\mathrm{29}}^1\times {\mathrm{991}}^1$

素因数の和:1043

約数の個数: 80

約数和(自身を含む): 182666880

約数和(自身を除く): 109095040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 64, 80, 116, 128, 145, 160, 232, 256, 290, 320, 464, 512, 580, 640, 928, 991, 1160, 1280, 1856, 1982, 2320, 2560, 3712, 3964, 4640, 4955, 7424, 7928, 9280, 9910, 14848, 15856, 18560, 19820, 28739, 31712, 37120, 39640, 57478, 63424, 74240, 79280, 114956, 126848, 143695, 158560, 229912, 253696, 287390, 317120, 459824, 507392, 574780, 634240, 919648, 1149560, 1268480, 1839296, 2299120, 2536960, 3678592, 4598240, 7357184, 9196480, 14714368, 18392960, 36785920, 73571840]

約数ペア:

[(1, 73571840), (2, 36785920), (4, 18392960), (5, 14714368), (8, 9196480), (10, 7357184), (16, 4598240), (20, 3678592), (29, 2536960), (32, 2299120), (40, 1839296), (58, 1268480), (64, 1149560), (80, 919648), (116, 634240), (128, 574780), (145, 507392), (160, 459824), (232, 317120), (256, 287390), (290, 253696), (320, 229912), (464, 158560), (512, 143695), (580, 126848), (640, 114956), (928, 79280), (991, 74240), (1160, 63424), (1280, 57478), (1856, 39640), (1982, 37120), (2320, 31712), (2560, 28739), (3712, 19820), (3964, 18560), (4640, 15856), (4955, 14848), (7424, 9910), (7928, 9280)]