538778530

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{191}}^1$

素因数の和:435

約数の個数: 64

約数和(自身を含む): 1030164480

約数和(自身を除く): 491385950

約数列:

[1, 2, 5, 10, 29, 58, 71, 137, 142, 145, 191, 274, 290, 355, 382, 685, 710, 955, 1370, 1910, 2059, 3973, 4118, 5539, 7946, 9727, 10295, 11078, 13561, 19454, 19865, 20590, 26167, 27122, 27695, 39730, 48635, 52334, 55390, 67805, 97270, 130835, 135610, 261670, 282083, 393269, 564166, 758843, 786538, 1410415, 1517686, 1857857, 1966345, 2820830, 3715714, 3794215, 3932690, 7588430, 9289285, 18578570, 53877853, 107755706, 269389265, 538778530]

約数ペア:

[(1, 538778530), (2, 269389265), (5, 107755706), (10, 53877853), (29, 18578570), (58, 9289285), (71, 7588430), (137, 3932690), (142, 3794215), (145, 3715714), (191, 2820830), (274, 1966345), (290, 1857857), (355, 1517686), (382, 1410415), (685, 786538), (710, 758843), (955, 564166), (1370, 393269), (1910, 282083), (2059, 261670), (3973, 135610), (4118, 130835), (5539, 97270), (7946, 67805), (9727, 55390), (10295, 52334), (11078, 48635), (13561, 39730), (19454, 27695), (19865, 27122), (20590, 26167)]