51641580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{257}}^1$

素因数の和:483

約数の個数: 96

約数和(自身を含む): 154478016

約数和(自身を除く): 102836436

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 197, 204, 255, 257, 340, 394, 510, 514, 591, 771, 788, 985, 1020, 1028, 1182, 1285, 1542, 1970, 2364, 2570, 2955, 3084, 3349, 3855, 3940, 4369, 5140, 5910, 6698, 7710, 8738, 10047, 11820, 13107, 13396, 15420, 16745, 17476, 20094, 21845, 26214, 33490, 40188, 43690, 50235, 50629, 52428, 65535, 66980, 87380, 100470, 101258, 131070, 151887, 200940, 202516, 253145, 262140, 303774, 506290, 607548, 759435, 860693, 1012580, 1518870, 1721386, 2582079, 3037740, 3442772, 4303465, 5164158, 8606930, 10328316, 12910395, 17213860, 25820790, 51641580]

約数ペア:

[(1, 51641580), (2, 25820790), (3, 17213860), (4, 12910395), (5, 10328316), (6, 8606930), (10, 5164158), (12, 4303465), (15, 3442772), (17, 3037740), (20, 2582079), (30, 1721386), (34, 1518870), (51, 1012580), (60, 860693), (68, 759435), (85, 607548), (102, 506290), (170, 303774), (197, 262140), (204, 253145), (255, 202516), (257, 200940), (340, 151887), (394, 131070), (510, 101258), (514, 100470), (591, 87380), (771, 66980), (788, 65535), (985, 52428), (1020, 50629), (1028, 50235), (1182, 43690), (1285, 40188), (1542, 33490), (1970, 26214), (2364, 21845), (2570, 20094), (2955, 17476), (3084, 16745), (3349, 15420), (3855, 13396), (3940, 13107), (4369, 11820), (5140, 10047), (5910, 8738), (6698, 7710)]