139780550

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{991}}^1$

素因数の和:1054

約数の個数: 96

約数和(自身を含む): 330645504

約数和(自身を除く): 190864954

約数列:

[1, 2, 5, 7, 10, 13, 14, 25, 26, 31, 35, 50, 62, 65, 70, 91, 130, 155, 175, 182, 217, 310, 325, 350, 403, 434, 455, 650, 775, 806, 910, 991, 1085, 1550, 1982, 2015, 2170, 2275, 2821, 4030, 4550, 4955, 5425, 5642, 6937, 9910, 10075, 10850, 12883, 13874, 14105, 20150, 24775, 25766, 28210, 30721, 34685, 49550, 61442, 64415, 69370, 70525, 90181, 128830, 141050, 153605, 173425, 180362, 215047, 307210, 322075, 346850, 399373, 430094, 450905, 644150, 768025, 798746, 901810, 1075235, 1536050, 1996865, 2150470, 2254525, 2795611, 3993730, 4509050, 5376175, 5591222, 9984325, 10752350, 13978055, 19968650, 27956110, 69890275, 139780550]

約数ペア:

[(1, 139780550), (2, 69890275), (5, 27956110), (7, 19968650), (10, 13978055), (13, 10752350), (14, 9984325), (25, 5591222), (26, 5376175), (31, 4509050), (35, 3993730), (50, 2795611), (62, 2254525), (65, 2150470), (70, 1996865), (91, 1536050), (130, 1075235), (155, 901810), (175, 798746), (182, 768025), (217, 644150), (310, 450905), (325, 430094), (350, 399373), (403, 346850), (434, 322075), (455, 307210), (650, 215047), (775, 180362), (806, 173425), (910, 153605), (991, 141050), (1085, 128830), (1550, 90181), (1982, 70525), (2015, 69370), (2170, 64415), (2275, 61442), (2821, 49550), (4030, 34685), (4550, 30721), (4955, 28210), (5425, 25766), (5642, 24775), (6937, 20150), (9910, 14105), (10075, 13874), (10850, 12883)]