513576650

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^2\times {\mathrm{37}}^1\times {\mathrm{769}}^1$

素因数の和:856

約数の個数: 72

約数和(自身を含む): 1036769580

約数和(自身を除く): 523192930

約数列:

[1, 2, 5, 10, 19, 25, 37, 38, 50, 74, 95, 185, 190, 361, 370, 475, 703, 722, 769, 925, 950, 1406, 1538, 1805, 1850, 3515, 3610, 3845, 7030, 7690, 9025, 13357, 14611, 17575, 18050, 19225, 26714, 28453, 29222, 35150, 38450, 56906, 66785, 73055, 133570, 142265, 146110, 277609, 284530, 333925, 365275, 540607, 555218, 667850, 711325, 730550, 1081214, 1388045, 1422650, 2703035, 2776090, 5406070, 6940225, 10271533, 13515175, 13880450, 20543066, 27030350, 51357665, 102715330, 256788325, 513576650]

約数ペア:

[(1, 513576650), (2, 256788325), (5, 102715330), (10, 51357665), (19, 27030350), (25, 20543066), (37, 13880450), (38, 13515175), (50, 10271533), (74, 6940225), (95, 5406070), (185, 2776090), (190, 2703035), (361, 1422650), (370, 1388045), (475, 1081214), (703, 730550), (722, 711325), (769, 667850), (925, 555218), (950, 540607), (1406, 365275), (1538, 333925), (1805, 284530), (1850, 277609), (3515, 146110), (3610, 142265), (3845, 133570), (7030, 73055), (7690, 66785), (9025, 56906), (13357, 38450), (14611, 35150), (17575, 29222), (18050, 28453), (19225, 26714)]