87491840

素因数分解:

$2^8\times 5^1\times {\mathrm{29}}^1\times {\mathrm{2357}}^1$

素因数の和:2407

約数の個数: 72

約数和(自身を含む): 216888840

約数和(自身を除く): 129397000

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, 580, 640, 928, 1160, 1280, 1856, 2320, 2357, 3712, 4640, 4714, 7424, 9280, 9428, 11785, 18560, 18856, 23570, 37120, 37712, 47140, 68353, 75424, 94280, 136706, 150848, 188560, 273412, 301696, 341765, 377120, 546824, 603392, 683530, 754240, 1093648, 1367060, 1508480, 2187296, 2734120, 3016960, 4374592, 5468240, 8749184, 10936480, 17498368, 21872960, 43745920, 87491840]

約数ペア:

[(1, 87491840), (2, 43745920), (4, 21872960), (5, 17498368), (8, 10936480), (10, 8749184), (16, 5468240), (20, 4374592), (29, 3016960), (32, 2734120), (40, 2187296), (58, 1508480), (64, 1367060), (80, 1093648), (116, 754240), (128, 683530), (145, 603392), (160, 546824), (232, 377120), (256, 341765), (290, 301696), (320, 273412), (464, 188560), (580, 150848), (640, 136706), (928, 94280), (1160, 75424), (1280, 68353), (1856, 47140), (2320, 37712), (2357, 37120), (3712, 23570), (4640, 18856), (4714, 18560), (7424, 11785), (9280, 9428)]